Home / 57,178,081.40-85,767,122.10-23,081,876.60

Finding the Fourth Proportional to 57,178,081.40, 85,767,122.10 and 23,081,876.60

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Solution

The fourth proportional to 57,178,081.40, 85,767,122.10 and 23,081,876.60 is: 34,622,814.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,178,081.40 : 85,767,122.10 = 23,081,876.60 : x
  2. Step 2: Convert to fraction form
    57,178,081.40/85,767,122.10 = 23,081,876.60/x
  3. Step 3: Cross multiply
    57,178,081.40x = 85,767,122.10 × 23,081,876.60
  4. Step 4: Simplify right side
    57,178,081.40x = 1,979,666,128,649,332.75
  5. Step 5: Solve for x
    x = 1,979,666,128,649,332.75/57,178,081.40
  6. Step 6: Final answer
    x = 34,622,814.90

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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.