Home / 158,176,814.54-218,306,920.83-88,566,681.38

Finding the Fourth Proportional to 158,176,814.54, 218,306,920.83 and 88,566,681.38

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Solution

The fourth proportional to 158,176,814.54, 218,306,920.83 and 88,566,681.38 is: 122,234,851.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,176,814.54 : 218,306,920.83 = 88,566,681.38 : x
  2. Step 2: Convert to fraction form
    158,176,814.54/218,306,920.83 = 88,566,681.38/x
  3. Step 3: Cross multiply
    158,176,814.54x = 218,306,920.83 × 88,566,681.38
  4. Step 4: Simplify right side
    158,176,814.54x = 19,334,719,500,199,496
  5. Step 5: Solve for x
    x = 19,334,719,500,199,496/158,176,814.54
  6. Step 6: Final answer
    x = 122,234,851.91

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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.