Home / 384,019,340.80-576,029,011.20-96,805,004.80

Finding the Fourth Proportional to 384,019,340.80, 576,029,011.20 and 96,805,004.80

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Solution

The fourth proportional to 384,019,340.80, 576,029,011.20 and 96,805,004.80 is: 145,207,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,019,340.80 : 576,029,011.20 = 96,805,004.80 : x
  2. Step 2: Convert to fraction form
    384,019,340.80/576,029,011.20 = 96,805,004.80/x
  3. Step 3: Cross multiply
    384,019,340.80x = 576,029,011.20 × 96,805,004.80
  4. Step 4: Simplify right side
    384,019,340.80x = 55,762,491,194,155,256
  5. Step 5: Solve for x
    x = 55,762,491,194,155,256/384,019,340.80
  6. Step 6: Final answer
    x = 145,207,507.20

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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.