Home / 103,096,680.67-154,705,323.88-38,445,150.43

Finding the Fourth Proportional to 103,096,680.67, 154,705,323.88 and 38,445,150.43

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Solution

The fourth proportional to 103,096,680.67, 154,705,323.88 and 38,445,150.43 is: 57,690,212.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,096,680.67 : 154,705,323.88 = 38,445,150.43 : x
  2. Step 2: Convert to fraction form
    103,096,680.67/154,705,323.88 = 38,445,150.43/x
  3. Step 3: Cross multiply
    103,096,680.67x = 154,705,323.88 × 38,445,150.43
  4. Step 4: Simplify right side
    103,096,680.67x = 5,947,669,448,114,944
  5. Step 5: Solve for x
    x = 5,947,669,448,114,944/103,096,680.67
  6. Step 6: Final answer
    x = 57,690,212.82

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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.