Home / 292,500,997.44-403,645,605.12-160,342,278.72

Finding the Fourth Proportional to 292,500,997.44, 403,645,605.12 and 160,342,278.72

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Solution

The fourth proportional to 292,500,997.44, 403,645,605.12 and 160,342,278.72 is: 221,269,180.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,500,997.44 : 403,645,605.12 = 160,342,278.72 : x
  2. Step 2: Convert to fraction form
    292,500,997.44/403,645,605.12 = 160,342,278.72/x
  3. Step 3: Cross multiply
    292,500,997.44x = 403,645,605.12 × 160,342,278.72
  4. Step 4: Simplify right side
    292,500,997.44x = 64,721,456,120,254,096
  5. Step 5: Solve for x
    x = 64,721,456,120,254,096/292,500,997.44
  6. Step 6: Final answer
    x = 221,269,180.91

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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.