Home / 497,988,004.60-746,982,006.90-325,995,326.20

Finding the Fourth Proportional to 497,988,004.60, 746,982,006.90 and 325,995,326.20

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Solution

The fourth proportional to 497,988,004.60, 746,982,006.90 and 325,995,326.20 is: 488,992,989.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,988,004.60 : 746,982,006.90 = 325,995,326.20 : x
  2. Step 2: Convert to fraction form
    497,988,004.60/746,982,006.90 = 325,995,326.20/x
  3. Step 3: Cross multiply
    497,988,004.60x = 746,982,006.90 × 325,995,326.20
  4. Step 4: Simplify right side
    497,988,004.60x = 243,512,643,004,896,128
  5. Step 5: Solve for x
    x = 243,512,643,004,896,128/497,988,004.60
  6. Step 6: Final answer
    x = 488,992,989.30

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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.