Home / 82,946,579.10-124,419,868.65-29,099,334.30

Finding the Fourth Proportional to 82,946,579.10, 124,419,868.65 and 29,099,334.30

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Solution

The fourth proportional to 82,946,579.10, 124,419,868.65 and 29,099,334.30 is: 43,649,001.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,946,579.10 : 124,419,868.65 = 29,099,334.30 : x
  2. Step 2: Convert to fraction form
    82,946,579.10/124,419,868.65 = 29,099,334.30/x
  3. Step 3: Cross multiply
    82,946,579.10x = 124,419,868.65 × 29,099,334.30
  4. Step 4: Simplify right side
    82,946,579.10x = 3,620,535,351,408,440
  5. Step 5: Solve for x
    x = 3,620,535,351,408,440/82,946,579.10
  6. Step 6: Final answer
    x = 43,649,001.45

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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.