Home / 148,820,565.56-223,216,414.14-45,190,668.11

Finding the Fourth Proportional to 148,820,565.56, 223,216,414.14 and 45,190,668.11

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Solution

The fourth proportional to 148,820,565.56, 223,216,414.14 and 45,190,668.11 is: 67,781,619.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,820,565.56 : 223,216,414.14 = 45,190,668.11 : x
  2. Step 2: Convert to fraction form
    148,820,565.56/223,216,414.14 = 45,190,668.11/x
  3. Step 3: Cross multiply
    148,820,565.56x = 223,216,414.14 × 45,190,668.11
  4. Step 4: Simplify right side
    148,820,565.56x = 10,087,298,888,105,050
  5. Step 5: Solve for x
    x = 10,087,298,888,105,050/148,820,565.56
  6. Step 6: Final answer
    x = 67,781,619.09

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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.