Home / 79,076,031.20-118,414,981.20-52,003,109.60

Finding the Fourth Proportional to 79,076,031.20, 118,414,981.20 and 52,003,109.60

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Solution

The fourth proportional to 79,076,031.20, 118,414,981.20 and 52,003,109.60 is: 77,873,752.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,076,031.20 : 118,414,981.20 = 52,003,109.60 : x
  2. Step 2: Convert to fraction form
    79,076,031.20/118,414,981.20 = 52,003,109.60/x
  3. Step 3: Cross multiply
    79,076,031.20x = 118,414,981.20 × 52,003,109.60
  4. Step 4: Simplify right side
    79,076,031.20x = 6,157,947,245,625,540
  5. Step 5: Solve for x
    x = 6,157,947,245,625,540/79,076,031.20
  6. Step 6: Final answer
    x = 77,873,752.04

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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.