Home / 163,434,754.62-225,541,482.75-90,098,521.02

Finding the Fourth Proportional to 163,434,754.62, 225,541,482.75 and 90,098,521.02

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Solution

The fourth proportional to 163,434,754.62, 225,541,482.75 and 90,098,521.02 is: 124,336,797.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,434,754.62 : 225,541,482.75 = 90,098,521.02 : x
  2. Step 2: Convert to fraction form
    163,434,754.62/225,541,482.75 = 90,098,521.02/x
  3. Step 3: Cross multiply
    163,434,754.62x = 225,541,482.75 × 90,098,521.02
  4. Step 4: Simplify right side
    163,434,754.62x = 20,320,954,024,432,840
  5. Step 5: Solve for x
    x = 20,320,954,024,432,840/163,434,754.62
  6. Step 6: Final answer
    x = 124,336,797.71

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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.