Home / 186,863,729.20-280,245,827.40-57,471,089.20

Finding the Fourth Proportional to 186,863,729.20, 280,245,827.40 and 57,471,089.20

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Solution

The fourth proportional to 186,863,729.20, 280,245,827.40 and 57,471,089.20 is: 86,191,327.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,863,729.20 : 280,245,827.40 = 57,471,089.20 : x
  2. Step 2: Convert to fraction form
    186,863,729.20/280,245,827.40 = 57,471,089.20/x
  3. Step 3: Cross multiply
    186,863,729.20x = 280,245,827.40 × 57,471,089.20
  4. Step 4: Simplify right side
    186,863,729.20x = 16,106,032,944,433,204
  5. Step 5: Solve for x
    x = 16,106,032,944,433,204/186,863,729.20
  6. Step 6: Final answer
    x = 86,191,327.84

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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.