Home / 65,988,612.20-98,982,918.30-48,982,500.20

Finding the Fourth Proportional to 65,988,612.20, 98,982,918.30 and 48,982,500.20

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Solution

The fourth proportional to 65,988,612.20, 98,982,918.30 and 48,982,500.20 is: 73,473,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,988,612.20 : 98,982,918.30 = 48,982,500.20 : x
  2. Step 2: Convert to fraction form
    65,988,612.20/98,982,918.30 = 48,982,500.20/x
  3. Step 3: Cross multiply
    65,988,612.20x = 98,982,918.30 × 48,982,500.20
  4. Step 4: Simplify right side
    65,988,612.20x = 4,848,430,815,426,334
  5. Step 5: Solve for x
    x = 4,848,430,815,426,334/65,988,612.20
  6. Step 6: Final answer
    x = 73,473,750.30

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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.