Home / 146,769,810.20-220,154,715.30-137,699,883.80

Finding the Fourth Proportional to 146,769,810.20, 220,154,715.30 and 137,699,883.80

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Solution

The fourth proportional to 146,769,810.20, 220,154,715.30 and 137,699,883.80 is: 206,549,825.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,769,810.20 : 220,154,715.30 = 137,699,883.80 : x
  2. Step 2: Convert to fraction form
    146,769,810.20/220,154,715.30 = 137,699,883.80/x
  3. Step 3: Cross multiply
    146,769,810.20x = 220,154,715.30 × 137,699,883.80
  4. Step 4: Simplify right side
    146,769,810.20x = 30,315,278,714,832,088
  5. Step 5: Solve for x
    x = 30,315,278,714,832,088/146,769,810.20
  6. Step 6: Final answer
    x = 206,549,825.70

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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.