Home / 147,284,680.68-220,935,878.28-45,049,604.04

Finding the Fourth Proportional to 147,284,680.68, 220,935,878.28 and 45,049,604.04

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Solution

The fourth proportional to 147,284,680.68, 220,935,878.28 and 45,049,604.04 is: 67,577,115.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,284,680.68 : 220,935,878.28 = 45,049,604.04 : x
  2. Step 2: Convert to fraction form
    147,284,680.68/220,935,878.28 = 45,049,604.04/x
  3. Step 3: Cross multiply
    147,284,680.68x = 220,935,878.28 × 45,049,604.04
  4. Step 4: Simplify right side
    147,284,680.68x = 9,953,073,834,743,636
  5. Step 5: Solve for x
    x = 9,953,073,834,743,636/147,284,680.68
  6. Step 6: Final answer
    x = 67,577,115.21

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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.