Home / 78,452,397.43-117,695,619.91-23,863,564.18

Finding the Fourth Proportional to 78,452,397.43, 117,695,619.91 and 23,863,564.18

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Solution

The fourth proportional to 78,452,397.43, 117,695,619.91 and 23,863,564.18 is: 35,800,524.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,452,397.43 : 117,695,619.91 = 23,863,564.18 : x
  2. Step 2: Convert to fraction form
    78,452,397.43/117,695,619.91 = 23,863,564.18/x
  3. Step 3: Cross multiply
    78,452,397.43x = 117,695,619.91 × 23,863,564.18
  4. Step 4: Simplify right side
    78,452,397.43x = 2,808,636,979,604,119.50
  5. Step 5: Solve for x
    x = 2,808,636,979,604,119.50/78,452,397.43
  6. Step 6: Final answer
    x = 35,800,524.54

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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.