Home / 103,555,751.20-155,433,159.60-52,495,424.80

Finding the Fourth Proportional to 103,555,751.20, 155,433,159.60 and 52,495,424.80

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Solution

The fourth proportional to 103,555,751.20, 155,433,159.60 and 52,495,424.80 is: 78,793,593.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,555,751.20 : 155,433,159.60 = 52,495,424.80 : x
  2. Step 2: Convert to fraction form
    103,555,751.20/155,433,159.60 = 52,495,424.80/x
  3. Step 3: Cross multiply
    103,555,751.20x = 155,433,159.60 × 52,495,424.80
  4. Step 4: Simplify right side
    103,555,751.20x = 8,159,529,741,208,197
  5. Step 5: Solve for x
    x = 8,159,529,741,208,197/103,555,751.20
  6. Step 6: Final answer
    x = 78,793,593.27

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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.