Home / 124,893,328.14-172,354,833.45-68,377,131.18

Finding the Fourth Proportional to 124,893,328.14, 172,354,833.45 and 68,377,131.18

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Solution

The fourth proportional to 124,893,328.14, 172,354,833.45 and 68,377,131.18 is: 94,361,558.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,893,328.14 : 172,354,833.45 = 68,377,131.18 : x
  2. Step 2: Convert to fraction form
    124,893,328.14/172,354,833.45 = 68,377,131.18/x
  3. Step 3: Cross multiply
    124,893,328.14x = 172,354,833.45 × 68,377,131.18
  4. Step 4: Simplify right side
    124,893,328.14x = 11,785,129,056,317,702
  5. Step 5: Solve for x
    x = 11,785,129,056,317,702/124,893,328.14
  6. Step 6: Final answer
    x = 94,361,558.23

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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.