Home / 383,636,948.10-575,455,422.15-141,268,359.30

Finding the Fourth Proportional to 383,636,948.10, 575,455,422.15 and 141,268,359.30

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Solution

The fourth proportional to 383,636,948.10, 575,455,422.15 and 141,268,359.30 is: 211,902,538.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,636,948.10 : 575,455,422.15 = 141,268,359.30 : x
  2. Step 2: Convert to fraction form
    383,636,948.10/575,455,422.15 = 141,268,359.30/x
  3. Step 3: Cross multiply
    383,636,948.10x = 575,455,422.15 × 141,268,359.30
  4. Step 4: Simplify right side
    383,636,948.10x = 81,293,643,337,419,376
  5. Step 5: Solve for x
    x = 81,293,643,337,419,376/383,636,948.10
  6. Step 6: Final answer
    x = 211,902,538.95

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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.