Home / 412,486,424.91-570,730,209.71-359,673,261.17

Finding the Fourth Proportional to 412,486,424.91, 570,730,209.71 and 359,673,261.17

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Solution

The fourth proportional to 412,486,424.91, 570,730,209.71 and 359,673,261.17 is: 497,656,124.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,486,424.91 : 570,730,209.71 = 359,673,261.17 : x
  2. Step 2: Convert to fraction form
    412,486,424.91/570,730,209.71 = 359,673,261.17/x
  3. Step 3: Cross multiply
    412,486,424.91x = 570,730,209.71 × 359,673,261.17
  4. Step 4: Simplify right side
    412,486,424.91x = 205,276,395,769,981,696
  5. Step 5: Solve for x
    x = 205,276,395,769,981,696/412,486,424.91
  6. Step 6: Final answer
    x = 497,656,124.84

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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.