Home / 158,176,812.54-218,306,918.07-88,566,679.38

Finding the Fourth Proportional to 158,176,812.54, 218,306,918.07 and 88,566,679.38

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Solution

The fourth proportional to 158,176,812.54, 218,306,918.07 and 88,566,679.38 is: 122,234,849.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,176,812.54 : 218,306,918.07 = 88,566,679.38 : x
  2. Step 2: Convert to fraction form
    158,176,812.54/218,306,918.07 = 88,566,679.38/x
  3. Step 3: Cross multiply
    158,176,812.54x = 218,306,918.07 × 88,566,679.38
  4. Step 4: Simplify right side
    158,176,812.54x = 19,334,718,819,141,616
  5. Step 5: Solve for x
    x = 19,334,718,819,141,616/158,176,812.54
  6. Step 6: Final answer
    x = 122,234,849.15

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1.5x scale

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.