Home / 122,481,002.90-183,721,504.35-83,681,873.30

Finding the Fourth Proportional to 122,481,002.90, 183,721,504.35 and 83,681,873.30

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Solution

The fourth proportional to 122,481,002.90, 183,721,504.35 and 83,681,873.30 is: 125,522,809.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,481,002.90 : 183,721,504.35 = 83,681,873.30 : x
  2. Step 2: Convert to fraction form
    122,481,002.90/183,721,504.35 = 83,681,873.30/x
  3. Step 3: Cross multiply
    122,481,002.90x = 183,721,504.35 × 83,681,873.30
  4. Step 4: Simplify right side
    122,481,002.90x = 15,374,159,649,502,098
  5. Step 5: Solve for x
    x = 15,374,159,649,502,098/122,481,002.90
  6. Step 6: Final answer
    x = 125,522,809.95

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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.