Home / 56,385,213.60-84,577,820.40-49,666,749.60

Finding the Fourth Proportional to 56,385,213.60, 84,577,820.40 and 49,666,749.60

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Solution

The fourth proportional to 56,385,213.60, 84,577,820.40 and 49,666,749.60 is: 74,500,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,385,213.60 : 84,577,820.40 = 49,666,749.60 : x
  2. Step 2: Convert to fraction form
    56,385,213.60/84,577,820.40 = 49,666,749.60/x
  3. Step 3: Cross multiply
    56,385,213.60x = 84,577,820.40 × 49,666,749.60
  4. Step 4: Simplify right side
    56,385,213.60x = 4,200,705,427,520,572.50
  5. Step 5: Solve for x
    x = 4,200,705,427,520,572.50/56,385,213.60
  6. Step 6: Final answer
    x = 74,500,124.40

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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.