Home / 65,609,132.80-98,413,699.20-31,522,259.20

Finding the Fourth Proportional to 65,609,132.80, 98,413,699.20 and 31,522,259.20

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Solution

The fourth proportional to 65,609,132.80, 98,413,699.20 and 31,522,259.20 is: 47,283,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,609,132.80 : 98,413,699.20 = 31,522,259.20 : x
  2. Step 2: Convert to fraction form
    65,609,132.80/98,413,699.20 = 31,522,259.20/x
  3. Step 3: Cross multiply
    65,609,132.80x = 98,413,699.20 × 31,522,259.20
  4. Step 4: Simplify right side
    65,609,132.80x = 3,102,222,135,013,232.50
  5. Step 5: Solve for x
    x = 3,102,222,135,013,232.50/65,609,132.80
  6. Step 6: Final answer
    x = 47,283,388.80

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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.