Home / 129,519,358.65-194,257,757.54-46,503,925.97

Finding the Fourth Proportional to 129,519,358.65, 194,257,757.54 and 46,503,925.97

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Solution

The fourth proportional to 129,519,358.65, 194,257,757.54 and 46,503,925.97 is: 69,748,248.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,519,358.65 : 194,257,757.54 = 46,503,925.97 : x
  2. Step 2: Convert to fraction form
    129,519,358.65/194,257,757.54 = 46,503,925.97/x
  3. Step 3: Cross multiply
    129,519,358.65x = 194,257,757.54 × 46,503,925.97
  4. Step 4: Simplify right side
    129,519,358.65x = 9,033,748,374,883,340
  5. Step 5: Solve for x
    x = 9,033,748,374,883,340/129,519,358.65
  6. Step 6: Final answer
    x = 69,748,248.21

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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.