Home / 4,087,651,100.04-6,131,388,535.02-1,139,852,128.68

Finding the Fourth Proportional to 4,087,651,100.04, 6,131,388,535.02 and 1,139,852,128.68

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Solution

The fourth proportional to 4,087,651,100.04, 6,131,388,535.02 and 1,139,852,128.68 is: 1,709,753,621.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087,651,100.04 : 6,131,388,535.02 = 1,139,852,128.68 : x
  2. Step 2: Convert to fraction form
    4,087,651,100.04/6,131,388,535.02 = 1,139,852,128.68/x
  3. Step 3: Cross multiply
    4,087,651,100.04x = 6,131,388,535.02 × 1,139,852,128.68
  4. Step 4: Simplify right side
    4,087,651,100.04x = 6,988,876,273,406,694,400
  5. Step 5: Solve for x
    x = 6,988,876,273,406,694,400/4,087,651,100.04
  6. Step 6: Final answer
    x = 1,709,753,621.91

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Double scale
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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.