Home / 70,136,747.60-96,791,700.83-39,196,915.97

Finding the Fourth Proportional to 70,136,747.60, 96,791,700.83 and 39,196,915.97

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Solution

The fourth proportional to 70,136,747.60, 96,791,700.83 and 39,196,915.97 is: 54,093,414.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,136,747.60 : 96,791,700.83 = 39,196,915.97 : x
  2. Step 2: Convert to fraction form
    70,136,747.60/96,791,700.83 = 39,196,915.97/x
  3. Step 3: Cross multiply
    70,136,747.60x = 96,791,700.83 × 39,196,915.97
  4. Step 4: Simplify right side
    70,136,747.60x = 3,793,936,163,346,946.50
  5. Step 5: Solve for x
    x = 3,793,936,163,346,946.50/70,136,747.60
  6. Step 6: Final answer
    x = 54,093,414.56

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Why These Related Problems?

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