Home / 827,458,006.90-1,241,187,010.35-366,907,299.70

Finding the Fourth Proportional to 827,458,006.90, 1,241,187,010.35 and 366,907,299.70

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Solution

The fourth proportional to 827,458,006.90, 1,241,187,010.35 and 366,907,299.70 is: 550,360,949.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,458,006.90 : 1,241,187,010.35 = 366,907,299.70 : x
  2. Step 2: Convert to fraction form
    827,458,006.90/1,241,187,010.35 = 366,907,299.70/x
  3. Step 3: Cross multiply
    827,458,006.90x = 1,241,187,010.35 × 366,907,299.70
  4. Step 4: Simplify right side
    827,458,006.90x = 455,400,574,390,234,432
  5. Step 5: Solve for x
    x = 455,400,574,390,234,432/827,458,006.90
  6. Step 6: Final answer
    x = 550,360,949.55

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Double scale
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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.