Home / 84,050,999.40-126,076,499.10-29,525,152.80

Finding the Fourth Proportional to 84,050,999.40, 126,076,499.10 and 29,525,152.80

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Solution

The fourth proportional to 84,050,999.40, 126,076,499.10 and 29,525,152.80 is: 44,287,729.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,050,999.40 : 126,076,499.10 = 29,525,152.80 : x
  2. Step 2: Convert to fraction form
    84,050,999.40/126,076,499.10 = 29,525,152.80/x
  3. Step 3: Cross multiply
    84,050,999.40x = 126,076,499.10 × 29,525,152.80
  4. Step 4: Simplify right side
    84,050,999.40x = 3,722,427,900,416,562.50
  5. Step 5: Solve for x
    x = 3,722,427,900,416,562.50/84,050,999.40
  6. Step 6: Final answer
    x = 44,287,729.20

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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.