Home / 82,058,034.60-123,087,051.90-47,961,829.80

Finding the Fourth Proportional to 82,058,034.60, 123,087,051.90 and 47,961,829.80

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Solution

The fourth proportional to 82,058,034.60, 123,087,051.90 and 47,961,829.80 is: 71,942,744.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,058,034.60 : 123,087,051.90 = 47,961,829.80 : x
  2. Step 2: Convert to fraction form
    82,058,034.60/123,087,051.90 = 47,961,829.80/x
  3. Step 3: Cross multiply
    82,058,034.60x = 123,087,051.90 × 47,961,829.80
  4. Step 4: Simplify right side
    82,058,034.60x = 5,903,480,233,811,567
  5. Step 5: Solve for x
    x = 5,903,480,233,811,567/82,058,034.60
  6. Step 6: Final answer
    x = 71,942,744.70

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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.