Home / 397,191,502.80-595,787,254.20-124,561,832.40

Finding the Fourth Proportional to 397,191,502.80, 595,787,254.20 and 124,561,832.40

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Solution

The fourth proportional to 397,191,502.80, 595,787,254.20 and 124,561,832.40 is: 186,842,748.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,191,502.80 : 595,787,254.20 = 124,561,832.40 : x
  2. Step 2: Convert to fraction form
    397,191,502.80/595,787,254.20 = 124,561,832.40/x
  3. Step 3: Cross multiply
    397,191,502.80x = 595,787,254.20 × 124,561,832.40
  4. Step 4: Simplify right side
    397,191,502.80x = 74,212,352,103,716,608
  5. Step 5: Solve for x
    x = 74,212,352,103,716,608/397,191,502.80
  6. Step 6: Final answer
    x = 186,842,748.60

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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.