Home / 79,827,008.20-119,740,512.30-22,319,187.10

Finding the Fourth Proportional to 79,827,008.20, 119,740,512.30 and 22,319,187.10

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Solution

The fourth proportional to 79,827,008.20, 119,740,512.30 and 22,319,187.10 is: 33,478,780.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,827,008.20 : 119,740,512.30 = 22,319,187.10 : x
  2. Step 2: Convert to fraction form
    79,827,008.20/119,740,512.30 = 22,319,187.10/x
  3. Step 3: Cross multiply
    79,827,008.20x = 119,740,512.30 × 22,319,187.10
  4. Step 4: Simplify right side
    79,827,008.20x = 2,672,510,897,473,551.50
  5. Step 5: Solve for x
    x = 2,672,510,897,473,551.50/79,827,008.20
  6. Step 6: Final answer
    x = 33,478,780.65

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1.5x scale

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.