Home / 67,760,589.60-101,640,884.40-40,886,733.60

Finding the Fourth Proportional to 67,760,589.60, 101,640,884.40 and 40,886,733.60

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Solution

The fourth proportional to 67,760,589.60, 101,640,884.40 and 40,886,733.60 is: 61,330,100.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,760,589.60 : 101,640,884.40 = 40,886,733.60 : x
  2. Step 2: Convert to fraction form
    67,760,589.60/101,640,884.40 = 40,886,733.60/x
  3. Step 3: Cross multiply
    67,760,589.60x = 101,640,884.40 × 40,886,733.60
  4. Step 4: Simplify right side
    67,760,589.60x = 4,155,763,763,331,196
  5. Step 5: Solve for x
    x = 4,155,763,763,331,196/67,760,589.60
  6. Step 6: Final answer
    x = 61,330,100.40

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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.