Home / 113,587,970.80-170,381,956.20-70,589,801.20

Finding the Fourth Proportional to 113,587,970.80, 170,381,956.20 and 70,589,801.20

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Solution

The fourth proportional to 113,587,970.80, 170,381,956.20 and 70,589,801.20 is: 105,884,701.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,587,970.80 : 170,381,956.20 = 70,589,801.20 : x
  2. Step 2: Convert to fraction form
    113,587,970.80/170,381,956.20 = 70,589,801.20/x
  3. Step 3: Cross multiply
    113,587,970.80x = 170,381,956.20 × 70,589,801.20
  4. Step 4: Simplify right side
    113,587,970.80x = 12,027,228,416,225,108
  5. Step 5: Solve for x
    x = 12,027,228,416,225,108/113,587,970.80
  6. Step 6: Final answer
    x = 105,884,701.80

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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.