Home / 176,046,966.80-263,818,507.80-129,626,579.60

Finding the Fourth Proportional to 176,046,966.80, 263,818,507.80 and 129,626,579.60

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Solution

The fourth proportional to 176,046,966.80, 263,818,507.80 and 129,626,579.60 is: 194,254,359.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,046,966.80 : 263,818,507.80 = 129,626,579.60 : x
  2. Step 2: Convert to fraction form
    176,046,966.80/263,818,507.80 = 129,626,579.60/x
  3. Step 3: Cross multiply
    176,046,966.80x = 263,818,507.80 × 129,626,579.60
  4. Step 4: Simplify right side
    176,046,966.80x = 34,197,890,801,289,920
  5. Step 5: Solve for x
    x = 34,197,890,801,289,920/176,046,966.80
  6. Step 6: Final answer
    x = 194,254,359.63

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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.