Home / 432,412,751.18-649,653,884.12-277,270,517.91

Finding the Fourth Proportional to 432,412,751.18, 649,653,884.12 and 277,270,517.91

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Solution

The fourth proportional to 432,412,751.18, 649,653,884.12 and 277,270,517.91 is: 416,569,281.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,412,751.18 : 649,653,884.12 = 277,270,517.91 : x
  2. Step 2: Convert to fraction form
    432,412,751.18/649,653,884.12 = 277,270,517.91/x
  3. Step 3: Cross multiply
    432,412,751.18x = 649,653,884.12 × 277,270,517.91
  4. Step 4: Simplify right side
    432,412,751.18x = 180,129,868,910,809,184
  5. Step 5: Solve for x
    x = 180,129,868,910,809,184/432,412,751.18
  6. Step 6: Final answer
    x = 416,569,281.14

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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.