Home / 78,732,092.40-118,098,138.60-59,175,063.60

Finding the Fourth Proportional to 78,732,092.40, 118,098,138.60 and 59,175,063.60

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Solution

The fourth proportional to 78,732,092.40, 118,098,138.60 and 59,175,063.60 is: 88,762,595.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,732,092.40 : 118,098,138.60 = 59,175,063.60 : x
  2. Step 2: Convert to fraction form
    78,732,092.40/118,098,138.60 = 59,175,063.60/x
  3. Step 3: Cross multiply
    78,732,092.40x = 118,098,138.60 × 59,175,063.60
  4. Step 4: Simplify right side
    78,732,092.40x = 6,988,464,862,696,615
  5. Step 5: Solve for x
    x = 6,988,464,862,696,615/78,732,092.40
  6. Step 6: Final answer
    x = 88,762,595.40

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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.