Home / 122,484,374.20-183,726,561.30-121,634,068.60

Finding the Fourth Proportional to 122,484,374.20, 183,726,561.30 and 121,634,068.60

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Solution

The fourth proportional to 122,484,374.20, 183,726,561.30 and 121,634,068.60 is: 182,451,102.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,484,374.20 : 183,726,561.30 = 121,634,068.60 : x
  2. Step 2: Convert to fraction form
    122,484,374.20/183,726,561.30 = 121,634,068.60/x
  3. Step 3: Cross multiply
    122,484,374.20x = 183,726,561.30 × 121,634,068.60
  4. Step 4: Simplify right side
    122,484,374.20x = 22,347,409,160,806,304
  5. Step 5: Solve for x
    x = 22,347,409,160,806,304/122,484,374.20
  6. Step 6: Final answer
    x = 182,451,102.90

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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.