Home / 493,280,594.27-680,640,701.25-281,490,726.95

Finding the Fourth Proportional to 493,280,594.27, 680,640,701.25 and 281,490,726.95

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Solution

The fourth proportional to 493,280,594.27, 680,640,701.25 and 281,490,726.95 is: 388,407,831.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,280,594.27 : 680,640,701.25 = 281,490,726.95 : x
  2. Step 2: Convert to fraction form
    493,280,594.27/680,640,701.25 = 281,490,726.95/x
  3. Step 3: Cross multiply
    493,280,594.27x = 680,640,701.25 × 281,490,726.95
  4. Step 4: Simplify right side
    493,280,594.27x = 191,594,045,786,620,256
  5. Step 5: Solve for x
    x = 191,594,045,786,620,256/493,280,594.27
  6. Step 6: Final answer
    x = 388,407,831.19

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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.