Home / 113,425,647.20-170,138,470.80-36,756,425.60

Finding the Fourth Proportional to 113,425,647.20, 170,138,470.80 and 36,756,425.60

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Solution

The fourth proportional to 113,425,647.20, 170,138,470.80 and 36,756,425.60 is: 55,134,638.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,425,647.20 : 170,138,470.80 = 36,756,425.60 : x
  2. Step 2: Convert to fraction form
    113,425,647.20/170,138,470.80 = 36,756,425.60/x
  3. Step 3: Cross multiply
    113,425,647.20x = 170,138,470.80 × 36,756,425.60
  4. Step 4: Simplify right side
    113,425,647.20x = 6,253,682,043,657,973
  5. Step 5: Solve for x
    x = 6,253,682,043,657,973/113,425,647.20
  6. Step 6: Final answer
    x = 55,134,638.40

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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.