Home / 367,519,165.60-507,199,040.40-202,506,691.36

Finding the Fourth Proportional to 367,519,165.60, 507,199,040.40 and 202,506,691.36

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Solution

The fourth proportional to 367,519,165.60, 507,199,040.40 and 202,506,691.36 is: 279,471,682.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,519,165.60 : 507,199,040.40 = 202,506,691.36 : x
  2. Step 2: Convert to fraction form
    367,519,165.60/507,199,040.40 = 202,506,691.36/x
  3. Step 3: Cross multiply
    367,519,165.60x = 507,199,040.40 × 202,506,691.36
  4. Step 4: Simplify right side
    367,519,165.60x = 102,711,199,532,370,976
  5. Step 5: Solve for x
    x = 102,711,199,532,370,976/367,519,165.60
  6. Step 6: Final answer
    x = 279,471,682.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.