Home / 122,238,489.60-183,294,748.80-45,522,028.80

Finding the Fourth Proportional to 122,238,489.60, 183,294,748.80 and 45,522,028.80

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Solution

The fourth proportional to 122,238,489.60, 183,294,748.80 and 45,522,028.80 is: 68,259,587.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,238,489.60 : 183,294,748.80 = 45,522,028.80 : x
  2. Step 2: Convert to fraction form
    122,238,489.60/183,294,748.80 = 45,522,028.80/x
  3. Step 3: Cross multiply
    122,238,489.60x = 183,294,748.80 × 45,522,028.80
  4. Step 4: Simplify right side
    122,238,489.60x = 8,343,948,833,762,365
  5. Step 5: Solve for x
    x = 8,343,948,833,762,365/122,238,489.60
  6. Step 6: Final answer
    x = 68,259,587.15

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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.