Home / 92,448,587.20-138,971,479.20-65,707,441.60

Finding the Fourth Proportional to 92,448,587.20, 138,971,479.20 and 65,707,441.60

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Solution

The fourth proportional to 92,448,587.20, 138,971,479.20 and 65,707,441.60 is: 98,773,389.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,448,587.20 : 138,971,479.20 = 65,707,441.60 : x
  2. Step 2: Convert to fraction form
    92,448,587.20/138,971,479.20 = 65,707,441.60/x
  3. Step 3: Cross multiply
    92,448,587.20x = 138,971,479.20 × 65,707,441.60
  4. Step 4: Simplify right side
    92,448,587.20x = 9,131,460,353,599,614
  5. Step 5: Solve for x
    x = 9,131,460,353,599,614/92,448,587.20
  6. Step 6: Final answer
    x = 98,773,389.95

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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.