Home / 186,912,311.20-280,368,466.80-106,290,743.20

Finding the Fourth Proportional to 186,912,311.20, 280,368,466.80 and 106,290,743.20

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Solution

The fourth proportional to 186,912,311.20, 280,368,466.80 and 106,290,743.20 is: 159,436,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,912,311.20 : 280,368,466.80 = 106,290,743.20 : x
  2. Step 2: Convert to fraction form
    186,912,311.20/280,368,466.80 = 106,290,743.20/x
  3. Step 3: Cross multiply
    186,912,311.20x = 280,368,466.80 × 106,290,743.20
  4. Step 4: Simplify right side
    186,912,311.20x = 29,800,572,706,016,528
  5. Step 5: Solve for x
    x = 29,800,572,706,016,528/186,912,311.20
  6. Step 6: Final answer
    x = 159,436,114.80

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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.