Home / 65,367,052.10-98,040,080.55-19,918,276.10

Finding the Fourth Proportional to 65,367,052.10, 98,040,080.55 and 19,918,276.10

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Solution

The fourth proportional to 65,367,052.10, 98,040,080.55 and 19,918,276.10 is: 29,874,215.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,367,052.10 : 98,040,080.55 = 19,918,276.10 : x
  2. Step 2: Convert to fraction form
    65,367,052.10/98,040,080.55 = 19,918,276.10/x
  3. Step 3: Cross multiply
    65,367,052.10x = 98,040,080.55 × 19,918,276.10
  4. Step 4: Simplify right side
    65,367,052.10x = 1,952,789,393,261,140
  5. Step 5: Solve for x
    x = 1,952,789,393,261,140/65,367,052.10
  6. Step 6: Final answer
    x = 29,874,215.38

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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.