Home / 65,609,117.80-98,413,676.70-31,522,244.20

Finding the Fourth Proportional to 65,609,117.80, 98,413,676.70 and 31,522,244.20

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Solution

The fourth proportional to 65,609,117.80, 98,413,676.70 and 31,522,244.20 is: 47,283,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,609,117.80 : 98,413,676.70 = 31,522,244.20 : x
  2. Step 2: Convert to fraction form
    65,609,117.80/98,413,676.70 = 31,522,244.20/x
  3. Step 3: Cross multiply
    65,609,117.80x = 98,413,676.70 × 31,522,244.20
  4. Step 4: Simplify right side
    65,609,117.80x = 3,102,219,949,557,250
  5. Step 5: Solve for x
    x = 3,102,219,949,557,250/65,609,117.80
  6. Step 6: Final answer
    x = 47,283,366.30

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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.