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Finding the Fourth Proportional to 301,144,449.20, 451,716,673.80 and 179,913,498.80

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Solution

The fourth proportional to 301,144,449.20, 451,716,673.80 and 179,913,498.80 is: 269,870,248.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,144,449.20 : 451,716,673.80 = 179,913,498.80 : x
  2. Step 2: Convert to fraction form
    301,144,449.20/451,716,673.80 = 179,913,498.80/x
  3. Step 3: Cross multiply
    301,144,449.20x = 451,716,673.80 × 179,913,498.80
  4. Step 4: Simplify right side
    301,144,449.20x = 81,269,927,249,656,304
  5. Step 5: Solve for x
    x = 81,269,927,249,656,304/301,144,449.20
  6. Step 6: Final answer
    x = 269,870,248.20

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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.