Home / 98,831,871.90-148,247,807.85-27,028,287.90

Finding the Fourth Proportional to 98,831,871.90, 148,247,807.85 and 27,028,287.90

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Solution

The fourth proportional to 98,831,871.90, 148,247,807.85 and 27,028,287.90 is: 40,542,431.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,831,871.90 : 148,247,807.85 = 27,028,287.90 : x
  2. Step 2: Convert to fraction form
    98,831,871.90/148,247,807.85 = 27,028,287.90/x
  3. Step 3: Cross multiply
    98,831,871.90x = 148,247,807.85 × 27,028,287.90
  4. Step 4: Simplify right side
    98,831,871.90x = 4,006,884,431,113,679.50
  5. Step 5: Solve for x
    x = 4,006,884,431,113,679.50/98,831,871.90
  6. Step 6: Final answer
    x = 40,542,431.85

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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.