Home / 101,574,135.60-152,361,203.40-75,708,049.20

Finding the Fourth Proportional to 101,574,135.60, 152,361,203.40 and 75,708,049.20

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Solution

The fourth proportional to 101,574,135.60, 152,361,203.40 and 75,708,049.20 is: 113,562,073.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,574,135.60 : 152,361,203.40 = 75,708,049.20 : x
  2. Step 2: Convert to fraction form
    101,574,135.60/152,361,203.40 = 75,708,049.20/x
  3. Step 3: Cross multiply
    101,574,135.60x = 152,361,203.40 × 75,708,049.20
  4. Step 4: Simplify right side
    101,574,135.60x = 11,534,969,483,178,408
  5. Step 5: Solve for x
    x = 11,534,969,483,178,408/101,574,135.60
  6. Step 6: Final answer
    x = 113,562,073.80

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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.