Home / 96,987,620.16-145,508,724-42,404,999.04

Finding the Fourth Proportional to 96,987,620.16, 145,508,724 and 42,404,999.04

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Solution

The fourth proportional to 96,987,620.16, 145,508,724 and 42,404,999.04 is: 63,619,431.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,987,620.16 : 145,508,724 = 42,404,999.04 : x
  2. Step 2: Convert to fraction form
    96,987,620.16/145,508,724 = 42,404,999.04/x
  3. Step 3: Cross multiply
    96,987,620.16x = 145,508,724 × 42,404,999.04
  4. Step 4: Simplify right side
    96,987,620.16x = 6,170,297,301,531,625
  5. Step 5: Solve for x
    x = 6,170,297,301,531,625/96,987,620.16
  6. Step 6: Final answer
    x = 63,619,431.96

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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.