Home / 122,687,320.20-183,712,115.70-96,965,575.80

Finding the Fourth Proportional to 122,687,320.20, 183,712,115.70 and 96,965,575.80

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Solution

The fourth proportional to 122,687,320.20, 183,712,115.70 and 96,965,575.80 is: 145,196,349.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,687,320.20 : 183,712,115.70 = 96,965,575.80 : x
  2. Step 2: Convert to fraction form
    122,687,320.20/183,712,115.70 = 96,965,575.80/x
  3. Step 3: Cross multiply
    122,687,320.20x = 183,712,115.70 × 96,965,575.80
  4. Step 4: Simplify right side
    122,687,320.20x = 17,813,751,080,286,718
  5. Step 5: Solve for x
    x = 17,813,751,080,286,718/122,687,320.20
  6. Step 6: Final answer
    x = 145,196,349.97

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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.