Home / 488,656,753.02-732,985,265.88-143,610,361.02

Finding the Fourth Proportional to 488,656,753.02, 732,985,265.88 and 143,610,361.02

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Solution

The fourth proportional to 488,656,753.02, 732,985,265.88 and 143,610,361.02 is: 215,415,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,656,753.02 : 732,985,265.88 = 143,610,361.02 : x
  2. Step 2: Convert to fraction form
    488,656,753.02/732,985,265.88 = 143,610,361.02/x
  3. Step 3: Cross multiply
    488,656,753.02x = 732,985,265.88 × 143,610,361.02
  4. Step 4: Simplify right side
    488,656,753.02x = 105,264,278,655,367,488
  5. Step 5: Solve for x
    x = 105,264,278,655,367,488/488,656,753.02
  6. Step 6: Final answer
    x = 215,415,581.60

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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.