Home / 102,894,488.32-141,989,179.12-61,080,340.96

Finding the Fourth Proportional to 102,894,488.32, 141,989,179.12 and 61,080,340.96

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Solution

The fourth proportional to 102,894,488.32, 141,989,179.12 and 61,080,340.96 is: 84,287,774.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,894,488.32 : 141,989,179.12 = 61,080,340.96 : x
  2. Step 2: Convert to fraction form
    102,894,488.32/141,989,179.12 = 61,080,340.96/x
  3. Step 3: Cross multiply
    102,894,488.32x = 141,989,179.12 × 61,080,340.96
  4. Step 4: Simplify right side
    102,894,488.32x = 8,672,747,473,280,113
  5. Step 5: Solve for x
    x = 8,672,747,473,280,113/102,894,488.32
  6. Step 6: Final answer
    x = 84,287,774.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.