Home / 122,088,126.30-183,132,189.45-105,648,884.70

Finding the Fourth Proportional to 122,088,126.30, 183,132,189.45 and 105,648,884.70

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Solution

The fourth proportional to 122,088,126.30, 183,132,189.45 and 105,648,884.70 is: 158,473,327.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,088,126.30 : 183,132,189.45 = 105,648,884.70 : x
  2. Step 2: Convert to fraction form
    122,088,126.30/183,132,189.45 = 105,648,884.70/x
  3. Step 3: Cross multiply
    122,088,126.30x = 183,132,189.45 × 105,648,884.70
  4. Step 4: Simplify right side
    122,088,126.30x = 19,347,711,568,061,604
  5. Step 5: Solve for x
    x = 19,347,711,568,061,604/122,088,126.30
  6. Step 6: Final answer
    x = 158,473,327.05

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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.