Home / 258,723,946.82-388,073,020.44-94,948,818.32

Finding the Fourth Proportional to 258,723,946.82, 388,073,020.44 and 94,948,818.32

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Solution

The fourth proportional to 258,723,946.82, 388,073,020.44 and 94,948,818.32 is: 142,418,493.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,723,946.82 : 388,073,020.44 = 94,948,818.32 : x
  2. Step 2: Convert to fraction form
    258,723,946.82/388,073,020.44 = 94,948,818.32/x
  3. Step 3: Cross multiply
    258,723,946.82x = 388,073,020.44 × 94,948,818.32
  4. Step 4: Simplify right side
    258,723,946.82x = 36,847,074,712,651,200
  5. Step 5: Solve for x
    x = 36,847,074,712,651,200/258,723,946.82
  6. Step 6: Final answer
    x = 142,418,493.40

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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.