Home / 115,160,842.62-172,741,263.93-38,483,870.85

Finding the Fourth Proportional to 115,160,842.62, 172,741,263.93 and 38,483,870.85

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Solution

The fourth proportional to 115,160,842.62, 172,741,263.93 and 38,483,870.85 is: 57,725,806.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,160,842.62 : 172,741,263.93 = 38,483,870.85 : x
  2. Step 2: Convert to fraction form
    115,160,842.62/172,741,263.93 = 38,483,870.85/x
  3. Step 3: Cross multiply
    115,160,842.62x = 172,741,263.93 × 38,483,870.85
  4. Step 4: Simplify right side
    115,160,842.62x = 6,647,752,491,547,884
  5. Step 5: Solve for x
    x = 6,647,752,491,547,884/115,160,842.62
  6. Step 6: Final answer
    x = 57,725,806.28

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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.