Home / 65,733,589.30-90,696,055.44-42,500,760.52

Finding the Fourth Proportional to 65,733,589.30, 90,696,055.44 and 42,500,760.52

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Solution

The fourth proportional to 65,733,589.30, 90,696,055.44 and 42,500,760.52 is: 58,640,512.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,733,589.30 : 90,696,055.44 = 42,500,760.52 : x
  2. Step 2: Convert to fraction form
    65,733,589.30/90,696,055.44 = 42,500,760.52/x
  3. Step 3: Cross multiply
    65,733,589.30x = 90,696,055.44 × 42,500,760.52
  4. Step 4: Simplify right side
    65,733,589.30x = 3,854,651,332,364,083.50
  5. Step 5: Solve for x
    x = 3,854,651,332,364,083.50/65,733,589.30
  6. Step 6: Final answer
    x = 58,640,512.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.