Home / 122,666,966.20-183,844,151.70-65,186,774.20

Finding the Fourth Proportional to 122,666,966.20, 183,844,151.70 and 65,186,774.20

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Solution

The fourth proportional to 122,666,966.20, 183,844,151.70 and 65,186,774.20 is: 97,697,102.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,666,966.20 : 183,844,151.70 = 65,186,774.20 : x
  2. Step 2: Convert to fraction form
    122,666,966.20/183,844,151.70 = 65,186,774.20/x
  3. Step 3: Cross multiply
    122,666,966.20x = 183,844,151.70 × 65,186,774.20
  4. Step 4: Simplify right side
    122,666,966.20x = 11,984,207,204,858,446
  5. Step 5: Solve for x
    x = 11,984,207,204,858,446/122,666,966.20
  6. Step 6: Final answer
    x = 97,697,102.78

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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.