Home / 121,387,638.60-182,018,472.30-44,671,177.80

Finding the Fourth Proportional to 121,387,638.60, 182,018,472.30 and 44,671,177.80

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Solution

The fourth proportional to 121,387,638.60, 182,018,472.30 and 44,671,177.80 is: 66,983,587.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,387,638.60 : 182,018,472.30 = 44,671,177.80 : x
  2. Step 2: Convert to fraction form
    121,387,638.60/182,018,472.30 = 44,671,177.80/x
  3. Step 3: Cross multiply
    121,387,638.60x = 182,018,472.30 × 44,671,177.80
  4. Step 4: Simplify right side
    121,387,638.60x = 8,130,979,538,997,675
  5. Step 5: Solve for x
    x = 8,130,979,538,997,675/121,387,638.60
  6. Step 6: Final answer
    x = 66,983,587.73

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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.