Home / 67,575,051-100,493,287.43-65,422,693.08

Finding the Fourth Proportional to 67,575,051, 100,493,287.43 and 65,422,693.08

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Solution

The fourth proportional to 67,575,051, 100,493,287.43 and 65,422,693.08 is: 97,292,438.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,575,051 : 100,493,287.43 = 65,422,693.08 : x
  2. Step 2: Convert to fraction form
    67,575,051/100,493,287.43 = 65,422,693.08/x
  3. Step 3: Cross multiply
    67,575,051x = 100,493,287.43 × 65,422,693.08
  4. Step 4: Simplify right side
    67,575,051x = 6,574,541,499,805,998
  5. Step 5: Solve for x
    x = 6,574,541,499,805,998/67,575,051
  6. Step 6: Final answer
    x = 97,292,438.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.