Home / 445,078,166.76-614,126,657.23-256,837,787.86

Finding the Fourth Proportional to 445,078,166.76, 614,126,657.23 and 256,837,787.86

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Solution

The fourth proportional to 445,078,166.76, 614,126,657.23 and 256,837,787.86 is: 354,389,282.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,078,166.76 : 614,126,657.23 = 256,837,787.86 : x
  2. Step 2: Convert to fraction form
    445,078,166.76/614,126,657.23 = 256,837,787.86/x
  3. Step 3: Cross multiply
    445,078,166.76x = 614,126,657.23 × 256,837,787.86
  4. Step 4: Simplify right side
    445,078,166.76x = 157,730,932,110,949,792
  5. Step 5: Solve for x
    x = 157,730,932,110,949,792/445,078,166.76
  6. Step 6: Final answer
    x = 354,389,282.36

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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.