Home / 887,544,137.02-1,331,497,781.28-305,202,753.22

Finding the Fourth Proportional to 887,544,137.02, 1,331,497,781.28 and 305,202,753.22

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Solution

The fourth proportional to 887,544,137.02, 1,331,497,781.28 and 305,202,753.22 is: 457,866,568.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,544,137.02 : 1,331,497,781.28 = 305,202,753.22 : x
  2. Step 2: Convert to fraction form
    887,544,137.02/1,331,497,781.28 = 305,202,753.22/x
  3. Step 3: Cross multiply
    887,544,137.02x = 1,331,497,781.28 × 305,202,753.22
  4. Step 4: Simplify right side
    887,544,137.02x = 406,376,788,752,977,408
  5. Step 5: Solve for x
    x = 406,376,788,752,977,408/887,544,137.02
  6. Step 6: Final answer
    x = 457,866,568.89

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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.