Home / 258,894,008.30-388,341,012.45-236,723,077.10

Finding the Fourth Proportional to 258,894,008.30, 388,341,012.45 and 236,723,077.10

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Solution

The fourth proportional to 258,894,008.30, 388,341,012.45 and 236,723,077.10 is: 355,084,615.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,894,008.30 : 388,341,012.45 = 236,723,077.10 : x
  2. Step 2: Convert to fraction form
    258,894,008.30/388,341,012.45 = 236,723,077.10/x
  3. Step 3: Cross multiply
    258,894,008.30x = 388,341,012.45 × 236,723,077.10
  4. Step 4: Simplify right side
    258,894,008.30x = 91,929,279,431,293,408
  5. Step 5: Solve for x
    x = 91,929,279,431,293,408/258,894,008.30
  6. Step 6: Final answer
    x = 355,084,615.65

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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.