Home / 147,523,246.80-221,284,870.20-75,859,630.80

Finding the Fourth Proportional to 147,523,246.80, 221,284,870.20 and 75,859,630.80

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Solution

The fourth proportional to 147,523,246.80, 221,284,870.20 and 75,859,630.80 is: 113,789,446.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,523,246.80 : 221,284,870.20 = 75,859,630.80 : x
  2. Step 2: Convert to fraction form
    147,523,246.80/221,284,870.20 = 75,859,630.80/x
  3. Step 3: Cross multiply
    147,523,246.80x = 221,284,870.20 × 75,859,630.80
  4. Step 4: Simplify right side
    147,523,246.80x = 16,786,588,554,997,920
  5. Step 5: Solve for x
    x = 16,786,588,554,997,920/147,523,246.80
  6. Step 6: Final answer
    x = 113,789,446.20

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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.