Home / 479,705,494.02-661,981,397.98-268,013,954.22

Finding the Fourth Proportional to 479,705,494.02, 661,981,397.98 and 268,013,954.22

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Solution

The fourth proportional to 479,705,494.02, 661,981,397.98 and 268,013,954.22 is: 369,852,449.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,705,494.02 : 661,981,397.98 = 268,013,954.22 : x
  2. Step 2: Convert to fraction form
    479,705,494.02/661,981,397.98 = 268,013,954.22/x
  3. Step 3: Cross multiply
    479,705,494.02x = 661,981,397.98 × 268,013,954.22
  4. Step 4: Simplify right side
    479,705,494.02x = 177,420,252,092,703,328
  5. Step 5: Solve for x
    x = 177,420,252,092,703,328/479,705,494.02
  6. Step 6: Final answer
    x = 369,852,449.69

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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.