Home / 99,076,512.30-148,614,768.45-73,567,344.30

Finding the Fourth Proportional to 99,076,512.30, 148,614,768.45 and 73,567,344.30

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Solution

The fourth proportional to 99,076,512.30, 148,614,768.45 and 73,567,344.30 is: 110,351,016.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,076,512.30 : 148,614,768.45 = 73,567,344.30 : x
  2. Step 2: Convert to fraction form
    99,076,512.30/148,614,768.45 = 73,567,344.30/x
  3. Step 3: Cross multiply
    99,076,512.30x = 148,614,768.45 × 73,567,344.30
  4. Step 4: Simplify right side
    99,076,512.30x = 10,933,193,838,625,926
  5. Step 5: Solve for x
    x = 10,933,193,838,625,926/99,076,512.30
  6. Step 6: Final answer
    x = 110,351,016.45

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Double scale
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Similar ratio
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1.5x scale

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.