Home / 88,577,089.60-132,865,634.40-65,618,838.40

Finding the Fourth Proportional to 88,577,089.60, 132,865,634.40 and 65,618,838.40

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Solution

The fourth proportional to 88,577,089.60, 132,865,634.40 and 65,618,838.40 is: 98,428,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,577,089.60 : 132,865,634.40 = 65,618,838.40 : x
  2. Step 2: Convert to fraction form
    88,577,089.60/132,865,634.40 = 65,618,838.40/x
  3. Step 3: Cross multiply
    88,577,089.60x = 132,865,634.40 × 65,618,838.40
  4. Step 4: Simplify right side
    88,577,089.60x = 8,718,488,592,607,081
  5. Step 5: Solve for x
    x = 8,718,488,592,607,081/88,577,089.60
  6. Step 6: Final answer
    x = 98,428,257.60

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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.