Home / 122,481,251.70-183,721,877.55-54,323,943.45

Finding the Fourth Proportional to 122,481,251.70, 183,721,877.55 and 54,323,943.45

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Solution

The fourth proportional to 122,481,251.70, 183,721,877.55 and 54,323,943.45 is: 81,485,915.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,481,251.70 : 183,721,877.55 = 54,323,943.45 : x
  2. Step 2: Convert to fraction form
    122,481,251.70/183,721,877.55 = 54,323,943.45/x
  3. Step 3: Cross multiply
    122,481,251.70x = 183,721,877.55 × 54,323,943.45
  4. Step 4: Simplify right side
    122,481,251.70x = 9,980,496,886,554,026
  5. Step 5: Solve for x
    x = 9,980,496,886,554,026/122,481,251.70
  6. Step 6: Final answer
    x = 81,485,915.18

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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.