Home / 66,076,102.20-99,114,153.30-49,069,990.20

Finding the Fourth Proportional to 66,076,102.20, 99,114,153.30 and 49,069,990.20

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Solution

The fourth proportional to 66,076,102.20, 99,114,153.30 and 49,069,990.20 is: 73,604,985.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,076,102.20 : 99,114,153.30 = 49,069,990.20 : x
  2. Step 2: Convert to fraction form
    66,076,102.20/99,114,153.30 = 49,069,990.20/x
  3. Step 3: Cross multiply
    66,076,102.20x = 99,114,153.30 × 49,069,990.20
  4. Step 4: Simplify right side
    66,076,102.20x = 4,863,530,531,112,298
  5. Step 5: Solve for x
    x = 4,863,530,531,112,298/66,076,102.20
  6. Step 6: Final answer
    x = 73,604,985.30

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Double scale
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Similar ratio
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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.