Home / 122,410,812.40-183,716,601.90-121,454,218.60

Finding the Fourth Proportional to 122,410,812.40, 183,716,601.90 and 121,454,218.60

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Solution

The fourth proportional to 122,410,812.40, 183,716,601.90 and 121,454,218.60 is: 182,280,926.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,410,812.40 : 183,716,601.90 = 121,454,218.60 : x
  2. Step 2: Convert to fraction form
    122,410,812.40/183,716,601.90 = 121,454,218.60/x
  3. Step 3: Cross multiply
    122,410,812.40x = 183,716,601.90 × 121,454,218.60
  4. Step 4: Simplify right side
    122,410,812.40x = 22,313,156,327,611,776
  5. Step 5: Solve for x
    x = 22,313,156,327,611,776/122,410,812.40
  6. Step 6: Final answer
    x = 182,280,926.74

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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.