Home / 134,752,500.40-202,128,750.60-54,031,399.60

Finding the Fourth Proportional to 134,752,500.40, 202,128,750.60 and 54,031,399.60

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Solution

The fourth proportional to 134,752,500.40, 202,128,750.60 and 54,031,399.60 is: 81,047,099.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,752,500.40 : 202,128,750.60 = 54,031,399.60 : x
  2. Step 2: Convert to fraction form
    134,752,500.40/202,128,750.60 = 54,031,399.60/x
  3. Step 3: Cross multiply
    134,752,500.40x = 202,128,750.60 × 54,031,399.60
  4. Step 4: Simplify right side
    134,752,500.40x = 10,921,299,294,317,340
  5. Step 5: Solve for x
    x = 10,921,299,294,317,340/134,752,500.40
  6. Step 6: Final answer
    x = 81,047,099.40

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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.