Home / 435,237,999.80-652,856,999.70-144,150,049.40

Finding the Fourth Proportional to 435,237,999.80, 652,856,999.70 and 144,150,049.40

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Solution

The fourth proportional to 435,237,999.80, 652,856,999.70 and 144,150,049.40 is: 216,225,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,237,999.80 : 652,856,999.70 = 144,150,049.40 : x
  2. Step 2: Convert to fraction form
    435,237,999.80/652,856,999.70 = 144,150,049.40/x
  3. Step 3: Cross multiply
    435,237,999.80x = 652,856,999.70 × 144,150,049.40
  4. Step 4: Simplify right side
    435,237,999.80x = 94,109,368,757,890,800
  5. Step 5: Solve for x
    x = 94,109,368,757,890,800/435,237,999.80
  6. Step 6: Final answer
    x = 216,225,074.10

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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.