Home / 113,587,953.80-170,381,930.70-70,589,784.20

Finding the Fourth Proportional to 113,587,953.80, 170,381,930.70 and 70,589,784.20

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Solution

The fourth proportional to 113,587,953.80, 170,381,930.70 and 70,589,784.20 is: 105,884,676.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,587,953.80 : 170,381,930.70 = 70,589,784.20 : x
  2. Step 2: Convert to fraction form
    113,587,953.80/170,381,930.70 = 70,589,784.20/x
  3. Step 3: Cross multiply
    113,587,953.80x = 170,381,930.70 × 70,589,784.20
  4. Step 4: Simplify right side
    113,587,953.80x = 12,027,223,719,692,354
  5. Step 5: Solve for x
    x = 12,027,223,719,692,354/113,587,953.80
  6. Step 6: Final answer
    x = 105,884,676.30

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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.