Home / 497,988,003.60-746,982,005.40-325,995,325.20

Finding the Fourth Proportional to 497,988,003.60, 746,982,005.40 and 325,995,325.20

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Solution

The fourth proportional to 497,988,003.60, 746,982,005.40 and 325,995,325.20 is: 488,992,987.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,988,003.60 : 746,982,005.40 = 325,995,325.20 : x
  2. Step 2: Convert to fraction form
    497,988,003.60/746,982,005.40 = 325,995,325.20/x
  3. Step 3: Cross multiply
    497,988,003.60x = 746,982,005.40 × 325,995,325.20
  4. Step 4: Simplify right side
    497,988,003.60x = 243,512,641,768,921,152
  5. Step 5: Solve for x
    x = 243,512,641,768,921,152/497,988,003.60
  6. Step 6: Final answer
    x = 488,992,987.80

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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.