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Finding the Fourth Proportional to 544,486,168.80, 817,048,117.80 and 199,474,671.60

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Solution

The fourth proportional to 544,486,168.80, 817,048,117.80 and 199,474,671.60 is: 299,328,824.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,486,168.80 : 817,048,117.80 = 199,474,671.60 : x
  2. Step 2: Convert to fraction form
    544,486,168.80/817,048,117.80 = 199,474,671.60/x
  3. Step 3: Cross multiply
    544,486,168.80x = 817,048,117.80 × 199,474,671.60
  4. Step 4: Simplify right side
    544,486,168.80x = 162,980,404,979,553,088
  5. Step 5: Solve for x
    x = 162,980,404,979,553,088/544,486,168.80
  6. Step 6: Final answer
    x = 299,328,824.71

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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.