Home / 296,004,092.70-408,391,740.46-172,220,854.98

Finding the Fourth Proportional to 296,004,092.70, 408,391,740.46 and 172,220,854.98

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Solution

The fourth proportional to 296,004,092.70, 408,391,740.46 and 172,220,854.98 is: 237,610,142.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,004,092.70 : 408,391,740.46 = 172,220,854.98 : x
  2. Step 2: Convert to fraction form
    296,004,092.70/408,391,740.46 = 172,220,854.98/x
  3. Step 3: Cross multiply
    296,004,092.70x = 408,391,740.46 × 172,220,854.98
  4. Step 4: Simplify right side
    296,004,092.70x = 70,333,574,708,791,448
  5. Step 5: Solve for x
    x = 70,333,574,708,791,448/296,004,092.70
  6. Step 6: Final answer
    x = 237,610,142.71

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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.