Home / 109,570,263.78-151,211,717.12-60,677,691.78

Finding the Fourth Proportional to 109,570,263.78, 151,211,717.12 and 60,677,691.78

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Solution

The fourth proportional to 109,570,263.78, 151,211,717.12 and 60,677,691.78 is: 83,737,846.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,570,263.78 : 151,211,717.12 = 60,677,691.78 : x
  2. Step 2: Convert to fraction form
    109,570,263.78/151,211,717.12 = 60,677,691.78/x
  3. Step 3: Cross multiply
    109,570,263.78x = 151,211,717.12 × 60,677,691.78
  4. Step 4: Simplify right side
    109,570,263.78x = 9,175,177,964,931,910
  5. Step 5: Solve for x
    x = 9,175,177,964,931,910/109,570,263.78
  6. Step 6: Final answer
    x = 83,737,846.82

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1.5x scale

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.