Home / 122,472,014.40-183,708,021.60-54,447,566.40

Finding the Fourth Proportional to 122,472,014.40, 183,708,021.60 and 54,447,566.40

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Solution

The fourth proportional to 122,472,014.40, 183,708,021.60 and 54,447,566.40 is: 81,671,349.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,472,014.40 : 183,708,021.60 = 54,447,566.40 : x
  2. Step 2: Convert to fraction form
    122,472,014.40/183,708,021.60 = 54,447,566.40/x
  3. Step 3: Cross multiply
    122,472,014.40x = 183,708,021.60 × 54,447,566.40
  4. Step 4: Simplify right side
    122,472,014.40x = 10,002,454,704,278,634
  5. Step 5: Solve for x
    x = 10,002,454,704,278,634/122,472,014.40
  6. Step 6: Final answer
    x = 81,671,349.60

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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.