Home / 57,023,200.80-85,345,844.40-52,488,237.60

Finding the Fourth Proportional to 57,023,200.80, 85,345,844.40 and 52,488,237.60

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Solution

The fourth proportional to 57,023,200.80, 85,345,844.40 and 52,488,237.60 is: 78,558,427.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,023,200.80 : 85,345,844.40 = 52,488,237.60 : x
  2. Step 2: Convert to fraction form
    57,023,200.80/85,345,844.40 = 52,488,237.60/x
  3. Step 3: Cross multiply
    57,023,200.80x = 85,345,844.40 × 52,488,237.60
  4. Step 4: Simplify right side
    57,023,200.80x = 4,479,652,959,039,830
  5. Step 5: Solve for x
    x = 4,479,652,959,039,830/57,023,200.80
  6. Step 6: Final answer
    x = 78,558,427.03

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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.