Home / 55,753,350.60-83,630,025.90-43,660,115.40

Finding the Fourth Proportional to 55,753,350.60, 83,630,025.90 and 43,660,115.40

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Solution

The fourth proportional to 55,753,350.60, 83,630,025.90 and 43,660,115.40 is: 65,490,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,753,350.60 : 83,630,025.90 = 43,660,115.40 : x
  2. Step 2: Convert to fraction form
    55,753,350.60/83,630,025.90 = 43,660,115.40/x
  3. Step 3: Cross multiply
    55,753,350.60x = 83,630,025.90 × 43,660,115.40
  4. Step 4: Simplify right side
    55,753,350.60x = 3,651,296,581,698,989
  5. Step 5: Solve for x
    x = 3,651,296,581,698,989/55,753,350.60
  6. Step 6: Final answer
    x = 65,490,173.10

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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.