Home / 389,382,502.80-584,073,754.20-236,201,523.60

Finding the Fourth Proportional to 389,382,502.80, 584,073,754.20 and 236,201,523.60

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Solution

The fourth proportional to 389,382,502.80, 584,073,754.20 and 236,201,523.60 is: 354,302,285.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,382,502.80 : 584,073,754.20 = 236,201,523.60 : x
  2. Step 2: Convert to fraction form
    389,382,502.80/584,073,754.20 = 236,201,523.60/x
  3. Step 3: Cross multiply
    389,382,502.80x = 584,073,754.20 × 236,201,523.60
  4. Step 4: Simplify right side
    389,382,502.80x = 137,959,110,636,811,904
  5. Step 5: Solve for x
    x = 137,959,110,636,811,904/389,382,502.80
  6. Step 6: Final answer
    x = 354,302,285.40

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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.