Home / 91,859,526.20-137,789,289.30-40,841,190.20

Finding the Fourth Proportional to 91,859,526.20, 137,789,289.30 and 40,841,190.20

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Solution

The fourth proportional to 91,859,526.20, 137,789,289.30 and 40,841,190.20 is: 61,261,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,859,526.20 : 137,789,289.30 = 40,841,190.20 : x
  2. Step 2: Convert to fraction form
    91,859,526.20/137,789,289.30 = 40,841,190.20/x
  3. Step 3: Cross multiply
    91,859,526.20x = 137,789,289.30 × 40,841,190.20
  4. Step 4: Simplify right side
    91,859,526.20x = 5,627,478,571,824,126
  5. Step 5: Solve for x
    x = 5,627,478,571,824,126/91,859,526.20
  6. Step 6: Final answer
    x = 61,261,785.30

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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.