Home / 576,552,667.20-864,829,000.80-479,617,828.80

Finding the Fourth Proportional to 576,552,667.20, 864,829,000.80 and 479,617,828.80

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Solution

The fourth proportional to 576,552,667.20, 864,829,000.80 and 479,617,828.80 is: 719,426,743.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,552,667.20 : 864,829,000.80 = 479,617,828.80 : x
  2. Step 2: Convert to fraction form
    576,552,667.20/864,829,000.80 = 479,617,828.80/x
  3. Step 3: Cross multiply
    576,552,667.20x = 864,829,000.80 × 479,617,828.80
  4. Step 4: Simplify right side
    576,552,667.20x = 414,787,407,646,969,472
  5. Step 5: Solve for x
    x = 414,787,407,646,969,472/576,552,667.20
  6. Step 6: Final answer
    x = 719,426,743.20

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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.