Home / 133,450,876.14-200,206,498.34-72,038,716.66

Finding the Fourth Proportional to 133,450,876.14, 200,206,498.34 and 72,038,716.66

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Solution

The fourth proportional to 133,450,876.14, 200,206,498.34 and 72,038,716.66 is: 108,074,368.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,450,876.14 : 200,206,498.34 = 72,038,716.66 : x
  2. Step 2: Convert to fraction form
    133,450,876.14/200,206,498.34 = 72,038,716.66/x
  3. Step 3: Cross multiply
    133,450,876.14x = 200,206,498.34 × 72,038,716.66
  4. Step 4: Simplify right side
    133,450,876.14x = 14,422,619,207,406,020
  5. Step 5: Solve for x
    x = 14,422,619,207,406,020/133,450,876.14
  6. Step 6: Final answer
    x = 108,074,368.82

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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.