Home / 83,230,523.20-124,845,784.80-73,152,827.20

Finding the Fourth Proportional to 83,230,523.20, 124,845,784.80 and 73,152,827.20

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Solution

The fourth proportional to 83,230,523.20, 124,845,784.80 and 73,152,827.20 is: 109,729,240.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,230,523.20 : 124,845,784.80 = 73,152,827.20 : x
  2. Step 2: Convert to fraction form
    83,230,523.20/124,845,784.80 = 73,152,827.20/x
  3. Step 3: Cross multiply
    83,230,523.20x = 124,845,784.80 × 73,152,827.20
  4. Step 4: Simplify right side
    83,230,523.20x = 9,132,822,122,122,786
  5. Step 5: Solve for x
    x = 9,132,822,122,122,786/83,230,523.20
  6. Step 6: Final answer
    x = 109,729,240.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.