Home / 102,445,485.12-153,668,489.76-41,861,210.88

Finding the Fourth Proportional to 102,445,485.12, 153,668,489.76 and 41,861,210.88

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Solution

The fourth proportional to 102,445,485.12, 153,668,489.76 and 41,861,210.88 is: 62,791,923.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,445,485.12 : 153,668,489.76 = 41,861,210.88 : x
  2. Step 2: Convert to fraction form
    102,445,485.12/153,668,489.76 = 41,861,210.88/x
  3. Step 3: Cross multiply
    102,445,485.12x = 153,668,489.76 × 41,861,210.88
  4. Step 4: Simplify right side
    102,445,485.12x = 6,432,749,055,454,481
  5. Step 5: Solve for x
    x = 6,432,749,055,454,481/102,445,485.12
  6. Step 6: Final answer
    x = 62,791,923.41

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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.