Home / 69,068,558.43-95,314,915.08-38,128,981.95

Finding the Fourth Proportional to 69,068,558.43, 95,314,915.08 and 38,128,981.95

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Solution

The fourth proportional to 69,068,558.43, 95,314,915.08 and 38,128,981.95 is: 52,618,163.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,068,558.43 : 95,314,915.08 = 38,128,981.95 : x
  2. Step 2: Convert to fraction form
    69,068,558.43/95,314,915.08 = 38,128,981.95/x
  3. Step 3: Cross multiply
    69,068,558.43x = 95,314,915.08 × 38,128,981.95
  4. Step 4: Simplify right side
    69,068,558.43x = 3,634,260,676,651,103
  5. Step 5: Solve for x
    x = 3,634,260,676,651,103/69,068,558.43
  6. Step 6: Final answer
    x = 52,618,163.16

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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.