Home / 3,583,767,078.12-4,945,346,027-1,997,788,882.80

Finding the Fourth Proportional to 3,583,767,078.12, 4,945,346,027 and 1,997,788,882.80

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Solution

The fourth proportional to 3,583,767,078.12, 4,945,346,027 and 1,997,788,882.80 is: 2,756,807,878.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583,767,078.12 : 4,945,346,027 = 1,997,788,882.80 : x
  2. Step 2: Convert to fraction form
    3,583,767,078.12/4,945,346,027 = 1,997,788,882.80/x
  3. Step 3: Cross multiply
    3,583,767,078.12x = 4,945,346,027 × 1,997,788,882.80
  4. Step 4: Simplify right side
    3,583,767,078.12x = 9,879,757,314,339,747,840
  5. Step 5: Solve for x
    x = 9,879,757,314,339,747,840/3,583,767,078.12
  6. Step 6: Final answer
    x = 2,756,807,878.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.