Home / 125,008,313.51-187,472,719.82-116,847,497.80

Finding the Fourth Proportional to 125,008,313.51, 187,472,719.82 and 116,847,497.80

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Solution

The fourth proportional to 125,008,313.51, 187,472,719.82 and 116,847,497.80 is: 175,234,091.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,008,313.51 : 187,472,719.82 = 116,847,497.80 : x
  2. Step 2: Convert to fraction form
    125,008,313.51/187,472,719.82 = 116,847,497.80/x
  3. Step 3: Cross multiply
    125,008,313.51x = 187,472,719.82 × 116,847,497.80
  4. Step 4: Simplify right side
    125,008,313.51x = 21,905,718,217,253,924
  5. Step 5: Solve for x
    x = 21,905,718,217,253,924/125,008,313.51
  6. Step 6: Final answer
    x = 175,234,091.25

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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.