Home / 66,076,104.20-99,114,156.30-49,069,992.20

Finding the Fourth Proportional to 66,076,104.20, 99,114,156.30 and 49,069,992.20

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Solution

The fourth proportional to 66,076,104.20, 99,114,156.30 and 49,069,992.20 is: 73,604,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,076,104.20 : 99,114,156.30 = 49,069,992.20 : x
  2. Step 2: Convert to fraction form
    66,076,104.20/99,114,156.30 = 49,069,992.20/x
  3. Step 3: Cross multiply
    66,076,104.20x = 99,114,156.30 × 49,069,992.20
  4. Step 4: Simplify right side
    66,076,104.20x = 4,863,530,876,550,581
  5. Step 5: Solve for x
    x = 4,863,530,876,550,581/66,076,104.20
  6. Step 6: Final answer
    x = 73,604,988.30

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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.