Home / 66,434,139.70-99,651,209.55-59,253,781.30

Finding the Fourth Proportional to 66,434,139.70, 99,651,209.55 and 59,253,781.30

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Solution

The fourth proportional to 66,434,139.70, 99,651,209.55 and 59,253,781.30 is: 88,880,671.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,434,139.70 : 99,651,209.55 = 59,253,781.30 : x
  2. Step 2: Convert to fraction form
    66,434,139.70/99,651,209.55 = 59,253,781.30/x
  3. Step 3: Cross multiply
    66,434,139.70x = 99,651,209.55 × 59,253,781.30
  4. Step 4: Simplify right side
    66,434,139.70x = 5,904,710,976,956,171
  5. Step 5: Solve for x
    x = 5,904,710,976,956,171/66,434,139.70
  6. Step 6: Final answer
    x = 88,880,671.95

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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.