Home / 186,760,439.80-280,182,650.10-57,374,020.60

Finding the Fourth Proportional to 186,760,439.80, 280,182,650.10 and 57,374,020.60

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Solution

The fourth proportional to 186,760,439.80, 280,182,650.10 and 57,374,020.60 is: 86,073,930.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,760,439.80 : 280,182,650.10 = 57,374,020.60 : x
  2. Step 2: Convert to fraction form
    186,760,439.80/280,182,650.10 = 57,374,020.60/x
  3. Step 3: Cross multiply
    186,760,439.80x = 280,182,650.10 × 57,374,020.60
  4. Step 4: Simplify right side
    186,760,439.80x = 16,075,205,138,599,994
  5. Step 5: Solve for x
    x = 16,075,205,138,599,994/186,760,439.80
  6. Step 6: Final answer
    x = 86,073,930.62

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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.