Home / 108,070,572.74-149,125,946.20-61,024,794.80

Finding the Fourth Proportional to 108,070,572.74, 149,125,946.20 and 61,024,794.80

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Solution

The fourth proportional to 108,070,572.74, 149,125,946.20 and 61,024,794.80 is: 84,207,754.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,070,572.74 : 149,125,946.20 = 61,024,794.80 : x
  2. Step 2: Convert to fraction form
    108,070,572.74/149,125,946.20 = 61,024,794.80/x
  3. Step 3: Cross multiply
    108,070,572.74x = 149,125,946.20 × 61,024,794.80
  4. Step 4: Simplify right side
    108,070,572.74x = 9,100,380,265,312,648
  5. Step 5: Solve for x
    x = 9,100,380,265,312,648/108,070,572.74
  6. Step 6: Final answer
    x = 84,207,754.57

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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.