Home / 2,152,153,907.10-3,228,230,860.65-698,131,331.10

Finding the Fourth Proportional to 2,152,153,907.10, 3,228,230,860.65 and 698,131,331.10

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Solution

The fourth proportional to 2,152,153,907.10, 3,228,230,860.65 and 698,131,331.10 is: 1,047,196,996.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,152,153,907.10 : 3,228,230,860.65 = 698,131,331.10 : x
  2. Step 2: Convert to fraction form
    2,152,153,907.10/3,228,230,860.65 = 698,131,331.10/x
  3. Step 3: Cross multiply
    2,152,153,907.10x = 3,228,230,860.65 × 698,131,331.10
  4. Step 4: Simplify right side
    2,152,153,907.10x = 2,253,729,107,843,683,328
  5. Step 5: Solve for x
    x = 2,253,729,107,843,683,328/2,152,153,907.10
  6. Step 6: Final answer
    x = 1,047,196,996.65

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Half scale
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Double scale
Find fourth proportional to 2,152,153,908.10, 3,228,230,862.15 and 698,131,332.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.