Home / 607,513,517.62-911,263,633.41-147,451,686.93

Finding the Fourth Proportional to 607,513,517.62, 911,263,633.41 and 147,451,686.93

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Solution

The fourth proportional to 607,513,517.62, 911,263,633.41 and 147,451,686.93 is: 221,175,918.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,513,517.62 : 911,263,633.41 = 147,451,686.93 : x
  2. Step 2: Convert to fraction form
    607,513,517.62/911,263,633.41 = 147,451,686.93/x
  3. Step 3: Cross multiply
    607,513,517.62x = 911,263,633.41 × 147,451,686.93
  4. Step 4: Simplify right side
    607,513,517.62x = 134,367,359,982,431,312
  5. Step 5: Solve for x
    x = 134,367,359,982,431,312/607,513,517.62
  6. Step 6: Final answer
    x = 221,175,918.04

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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.