Home / 240,309,236.16-331,633,266.76-135,902,920.50

Finding the Fourth Proportional to 240,309,236.16, 331,633,266.76 and 135,902,920.50

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Solution

The fourth proportional to 240,309,236.16, 331,633,266.76 and 135,902,920.50 is: 187,549,718.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,309,236.16 : 331,633,266.76 = 135,902,920.50 : x
  2. Step 2: Convert to fraction form
    240,309,236.16/331,633,266.76 = 135,902,920.50/x
  3. Step 3: Cross multiply
    240,309,236.16x = 331,633,266.76 × 135,902,920.50
  4. Step 4: Simplify right side
    240,309,236.16x = 45,069,929,487,809,456
  5. Step 5: Solve for x
    x = 45,069,929,487,809,456/240,309,236.16
  6. Step 6: Final answer
    x = 187,549,718.05

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1.5x scale

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.