Home / 2,412,820,353.52-3,619,266,632.40-918,934,400.80

Finding the Fourth Proportional to 2,412,820,353.52, 3,619,266,632.40 and 918,934,400.80

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Solution

The fourth proportional to 2,412,820,353.52, 3,619,266,632.40 and 918,934,400.80 is: 1,378,415,350.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412,820,353.52 : 3,619,266,632.40 = 918,934,400.80 : x
  2. Step 2: Convert to fraction form
    2,412,820,353.52/3,619,266,632.40 = 918,934,400.80/x
  3. Step 3: Cross multiply
    2,412,820,353.52x = 3,619,266,632.40 × 918,934,400.80
  4. Step 4: Simplify right side
    2,412,820,353.52x = 3,325,868,614,179,927,552
  5. Step 5: Solve for x
    x = 3,325,868,614,179,927,552/2,412,820,353.52
  6. Step 6: Final answer
    x = 1,378,415,350.87

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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.