Home / 74,745,366.40-112,118,049.60-48,917,333.80

Finding the Fourth Proportional to 74,745,366.40, 112,118,049.60 and 48,917,333.80

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Solution

The fourth proportional to 74,745,366.40, 112,118,049.60 and 48,917,333.80 is: 73,376,000.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,745,366.40 : 112,118,049.60 = 48,917,333.80 : x
  2. Step 2: Convert to fraction form
    74,745,366.40/112,118,049.60 = 48,917,333.80/x
  3. Step 3: Cross multiply
    74,745,366.40x = 112,118,049.60 × 48,917,333.80
  4. Step 4: Simplify right side
    74,745,366.40x = 5,484,516,057,288,156
  5. Step 5: Solve for x
    x = 5,484,516,057,288,156/74,745,366.40
  6. Step 6: Final answer
    x = 73,376,000.70

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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.