Home / 144,358,327.68-216,451,013.22-45,947,526.72

Finding the Fourth Proportional to 144,358,327.68, 216,451,013.22 and 45,947,526.72

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Solution

The fourth proportional to 144,358,327.68, 216,451,013.22 and 45,947,526.72 is: 68,893,765.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,358,327.68 : 216,451,013.22 = 45,947,526.72 : x
  2. Step 2: Convert to fraction form
    144,358,327.68/216,451,013.22 = 45,947,526.72/x
  3. Step 3: Cross multiply
    144,358,327.68x = 216,451,013.22 × 45,947,526.72
  4. Step 4: Simplify right side
    144,358,327.68x = 9,945,388,713,497,022
  5. Step 5: Solve for x
    x = 9,945,388,713,497,022/144,358,327.68
  6. Step 6: Final answer
    x = 68,893,765.07

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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.