Home / 2,187,754,815.90-3,281,627,314.02-1,690,488,461.10

Finding the Fourth Proportional to 2,187,754,815.90, 3,281,627,314.02 and 1,690,488,461.10

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Solution

The fourth proportional to 2,187,754,815.90, 3,281,627,314.02 and 1,690,488,461.10 is: 2,535,728,897.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,754,815.90 : 3,281,627,314.02 = 1,690,488,461.10 : x
  2. Step 2: Convert to fraction form
    2,187,754,815.90/3,281,627,314.02 = 1,690,488,461.10/x
  3. Step 3: Cross multiply
    2,187,754,815.90x = 3,281,627,314.02 × 1,690,488,461.10
  4. Step 4: Simplify right side
    2,187,754,815.90x = 5,547,553,107,981,395,968
  5. Step 5: Solve for x
    x = 5,547,553,107,981,395,968/2,187,754,815.90
  6. Step 6: Final answer
    x = 2,535,728,897.80

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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.