Home / 47,261,109.10-70,891,663.65-30,241,000.30

Finding the Fourth Proportional to 47,261,109.10, 70,891,663.65 and 30,241,000.30

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Solution

The fourth proportional to 47,261,109.10, 70,891,663.65 and 30,241,000.30 is: 45,361,500.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,261,109.10 : 70,891,663.65 = 30,241,000.30 : x
  2. Step 2: Convert to fraction form
    47,261,109.10/70,891,663.65 = 30,241,000.30/x
  3. Step 3: Cross multiply
    47,261,109.10x = 70,891,663.65 × 30,241,000.30
  4. Step 4: Simplify right side
    47,261,109.10x = 2,143,834,821,707,149.25
  5. Step 5: Solve for x
    x = 2,143,834,821,707,149.25/47,261,109.10
  6. Step 6: Final answer
    x = 45,361,500.45

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Double scale
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Similar ratio
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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.