Home / 440,090,995.60-660,561,646.20-267,904,111.60

Finding the Fourth Proportional to 440,090,995.60, 660,561,646.20 and 267,904,111.60

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Solution

The fourth proportional to 440,090,995.60, 660,561,646.20 and 267,904,111.60 is: 402,114,977.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,090,995.60 : 660,561,646.20 = 267,904,111.60 : x
  2. Step 2: Convert to fraction form
    440,090,995.60/660,561,646.20 = 267,904,111.60/x
  3. Step 3: Cross multiply
    440,090,995.60x = 660,561,646.20 × 267,904,111.60
  4. Step 4: Simplify right side
    440,090,995.60x = 176,967,180,982,244,512
  5. Step 5: Solve for x
    x = 176,967,180,982,244,512/440,090,995.60
  6. Step 6: Final answer
    x = 402,114,977.93

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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.