Home / 179,610,769.20-269,416,153.80-140,868,720.30

Finding the Fourth Proportional to 179,610,769.20, 269,416,153.80 and 140,868,720.30

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Solution

The fourth proportional to 179,610,769.20, 269,416,153.80 and 140,868,720.30 is: 211,303,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,610,769.20 : 269,416,153.80 = 140,868,720.30 : x
  2. Step 2: Convert to fraction form
    179,610,769.20/269,416,153.80 = 140,868,720.30/x
  3. Step 3: Cross multiply
    179,610,769.20x = 269,416,153.80 × 140,868,720.30
  4. Step 4: Simplify right side
    179,610,769.20x = 37,952,308,813,953,984
  5. Step 5: Solve for x
    x = 37,952,308,813,953,984/179,610,769.20
  6. Step 6: Final answer
    x = 211,303,080.45

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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.