Home / 375,210,321.06-517,790,292.17-207,957,380.44

Finding the Fourth Proportional to 375,210,321.06, 517,790,292.17 and 207,957,380.44

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Solution

The fourth proportional to 375,210,321.06, 517,790,292.17 and 207,957,380.44 is: 286,981,212.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,210,321.06 : 517,790,292.17 = 207,957,380.44 : x
  2. Step 2: Convert to fraction form
    375,210,321.06/517,790,292.17 = 207,957,380.44/x
  3. Step 3: Cross multiply
    375,210,321.06x = 517,790,292.17 × 207,957,380.44
  4. Step 4: Simplify right side
    375,210,321.06x = 107,678,312,773,306,704
  5. Step 5: Solve for x
    x = 107,678,312,773,306,704/375,210,321.06
  6. Step 6: Final answer
    x = 286,981,212.22

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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.