Home / 292,456,008.64-403,582,424.16-162,073,017.28

Finding the Fourth Proportional to 292,456,008.64, 403,582,424.16 and 162,073,017.28

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Solution

The fourth proportional to 292,456,008.64, 403,582,424.16 and 162,073,017.28 is: 223,656,957.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,456,008.64 : 403,582,424.16 = 162,073,017.28 : x
  2. Step 2: Convert to fraction form
    292,456,008.64/403,582,424.16 = 162,073,017.28/x
  3. Step 3: Cross multiply
    292,456,008.64x = 403,582,424.16 × 162,073,017.28
  4. Step 4: Simplify right side
    292,456,008.64x = 65,409,821,204,787,976
  5. Step 5: Solve for x
    x = 65,409,821,204,787,976/292,456,008.64
  6. Step 6: Final answer
    x = 223,656,957.88

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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.