Home / 186,752,675.40-280,129,013.10-57,360,077.93

Finding the Fourth Proportional to 186,752,675.40, 280,129,013.10 and 57,360,077.93

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Solution

The fourth proportional to 186,752,675.40, 280,129,013.10 and 57,360,077.93 is: 86,040,116.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,752,675.40 : 280,129,013.10 = 57,360,077.93 : x
  2. Step 2: Convert to fraction form
    186,752,675.40/280,129,013.10 = 57,360,077.93/x
  3. Step 3: Cross multiply
    186,752,675.40x = 280,129,013.10 × 57,360,077.93
  4. Step 4: Simplify right side
    186,752,675.40x = 16,068,222,021,869,992
  5. Step 5: Solve for x
    x = 16,068,222,021,869,992/186,752,675.40
  6. Step 6: Final answer
    x = 86,040,116.90

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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.