Home / 360,232,691.38-497,121,539.25-195,220,260.88

Finding the Fourth Proportional to 360,232,691.38, 497,121,539.25 and 195,220,260.88

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Solution

The fourth proportional to 360,232,691.38, 497,121,539.25 and 195,220,260.88 is: 269,404,190.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,232,691.38 : 497,121,539.25 = 195,220,260.88 : x
  2. Step 2: Convert to fraction form
    360,232,691.38/497,121,539.25 = 195,220,260.88/x
  3. Step 3: Cross multiply
    360,232,691.38x = 497,121,539.25 × 195,220,260.88
  4. Step 4: Simplify right side
    360,232,691.38x = 97,048,196,580,941,440
  5. Step 5: Solve for x
    x = 97,048,196,580,941,440/360,232,691.38
  6. Step 6: Final answer
    x = 269,404,190.41

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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.