Home / 122,687,329.20-183,712,129.20-96,965,584.80

Finding the Fourth Proportional to 122,687,329.20, 183,712,129.20 and 96,965,584.80

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Solution

The fourth proportional to 122,687,329.20, 183,712,129.20 and 96,965,584.80 is: 145,196,363.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,687,329.20 : 183,712,129.20 = 96,965,584.80 : x
  2. Step 2: Convert to fraction form
    122,687,329.20/183,712,129.20 = 96,965,584.80/x
  3. Step 3: Cross multiply
    122,687,329.20x = 183,712,129.20 × 96,965,584.80
  4. Step 4: Simplify right side
    122,687,329.20x = 17,813,754,042,731,154
  5. Step 5: Solve for x
    x = 17,813,754,042,731,154/122,687,329.20
  6. Step 6: Final answer
    x = 145,196,363.46

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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.