Home / 106,829,680.20-160,244,520.30-105,695,939.40

Finding the Fourth Proportional to 106,829,680.20, 160,244,520.30 and 105,695,939.40

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Solution

The fourth proportional to 106,829,680.20, 160,244,520.30 and 105,695,939.40 is: 158,543,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,829,680.20 : 160,244,520.30 = 105,695,939.40 : x
  2. Step 2: Convert to fraction form
    106,829,680.20/160,244,520.30 = 105,695,939.40/x
  3. Step 3: Cross multiply
    106,829,680.20x = 160,244,520.30 × 105,695,939.40
  4. Step 4: Simplify right side
    106,829,680.20x = 16,937,195,106,810,872
  5. Step 5: Solve for x
    x = 16,937,195,106,810,872/106,829,680.20
  6. Step 6: Final answer
    x = 158,543,909.10

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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.