Home / 64,600,982.80-96,770,837.40-40,265,213.20

Finding the Fourth Proportional to 64,600,982.80, 96,770,837.40 and 40,265,213.20

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Solution

The fourth proportional to 64,600,982.80, 96,770,837.40 and 40,265,213.20 is: 60,316,395.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,600,982.80 : 96,770,837.40 = 40,265,213.20 : x
  2. Step 2: Convert to fraction form
    64,600,982.80/96,770,837.40 = 40,265,213.20/x
  3. Step 3: Cross multiply
    64,600,982.80x = 96,770,837.40 × 40,265,213.20
  4. Step 4: Simplify right side
    64,600,982.80x = 3,896,498,399,453,534
  5. Step 5: Solve for x
    x = 3,896,498,399,453,534/64,600,982.80
  6. Step 6: Final answer
    x = 60,316,395.05

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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.