Home / 111,303,688.38-166,877,302.65-49,025,446.20

Finding the Fourth Proportional to 111,303,688.38, 166,877,302.65 and 49,025,446.20

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Solution

The fourth proportional to 111,303,688.38, 166,877,302.65 and 49,025,446.20 is: 73,503,711.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,303,688.38 : 166,877,302.65 = 49,025,446.20 : x
  2. Step 2: Convert to fraction form
    111,303,688.38/166,877,302.65 = 49,025,446.20/x
  3. Step 3: Cross multiply
    111,303,688.38x = 166,877,302.65 × 49,025,446.20
  4. Step 4: Simplify right side
    111,303,688.38x = 8,181,234,223,068,693
  5. Step 5: Solve for x
    x = 8,181,234,223,068,693/111,303,688.38
  6. Step 6: Final answer
    x = 73,503,711.71

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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.