Home / 66,433,489.20-99,650,233.80-37,257,378.30

Finding the Fourth Proportional to 66,433,489.20, 99,650,233.80 and 37,257,378.30

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Solution

The fourth proportional to 66,433,489.20, 99,650,233.80 and 37,257,378.30 is: 55,886,067.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,433,489.20 : 99,650,233.80 = 37,257,378.30 : x
  2. Step 2: Convert to fraction form
    66,433,489.20/99,650,233.80 = 37,257,378.30/x
  3. Step 3: Cross multiply
    66,433,489.20x = 99,650,233.80 × 37,257,378.30
  4. Step 4: Simplify right side
    66,433,489.20x = 3,712,706,458,370,046
  5. Step 5: Solve for x
    x = 3,712,706,458,370,046/66,433,489.20
  6. Step 6: Final answer
    x = 55,886,067.45

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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.