Home / 117,233,834.15-175,628,788.45-78,254,752.73

Finding the Fourth Proportional to 117,233,834.15, 175,628,788.45 and 78,254,752.73

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Solution

The fourth proportional to 117,233,834.15, 175,628,788.45 and 78,254,752.73 is: 117,233,966.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,233,834.15 : 175,628,788.45 = 78,254,752.73 : x
  2. Step 2: Convert to fraction form
    117,233,834.15/175,628,788.45 = 78,254,752.73/x
  3. Step 3: Cross multiply
    117,233,834.15x = 175,628,788.45 × 78,254,752.73
  4. Step 4: Simplify right side
    117,233,834.15x = 13,743,787,411,350,448
  5. Step 5: Solve for x
    x = 13,743,787,411,350,448/117,233,834.15
  6. Step 6: Final answer
    x = 117,233,966.72

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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.