Home / 158,176,813.54-218,306,919.45-88,566,680.38

Finding the Fourth Proportional to 158,176,813.54, 218,306,919.45 and 88,566,680.38

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Solution

The fourth proportional to 158,176,813.54, 218,306,919.45 and 88,566,680.38 is: 122,234,850.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,176,813.54 : 218,306,919.45 = 88,566,680.38 : x
  2. Step 2: Convert to fraction form
    158,176,813.54/218,306,919.45 = 88,566,680.38/x
  3. Step 3: Cross multiply
    158,176,813.54x = 218,306,919.45 × 88,566,680.38
  4. Step 4: Simplify right side
    158,176,813.54x = 19,334,719,159,670,552
  5. Step 5: Solve for x
    x = 19,334,719,159,670,552/158,176,813.54
  6. Step 6: Final answer
    x = 122,234,850.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.