Home / 104,387,949.84-144,051,386.40-57,981,180.36

Finding the Fourth Proportional to 104,387,949.84, 144,051,386.40 and 57,981,180.36

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Solution

The fourth proportional to 104,387,949.84, 144,051,386.40 and 57,981,180.36 is: 80,011,815.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,387,949.84 : 144,051,386.40 = 57,981,180.36 : x
  2. Step 2: Convert to fraction form
    104,387,949.84/144,051,386.40 = 57,981,180.36/x
  3. Step 3: Cross multiply
    104,387,949.84x = 144,051,386.40 × 57,981,180.36
  4. Step 4: Simplify right side
    104,387,949.84x = 8,352,269,415,966,451
  5. Step 5: Solve for x
    x = 8,352,269,415,966,451/104,387,949.84
  6. Step 6: Final answer
    x = 80,011,815.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.