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Finding the Fourth Proportional to 576,798,464.33, 865,197,706.75 and 140,096,205.52

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Solution

The fourth proportional to 576,798,464.33, 865,197,706.75 and 140,096,205.52 is: 210,144,310.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,798,464.33 : 865,197,706.75 = 140,096,205.52 : x
  2. Step 2: Convert to fraction form
    576,798,464.33/865,197,706.75 = 140,096,205.52/x
  3. Step 3: Cross multiply
    576,798,464.33x = 865,197,706.75 × 140,096,205.52
  4. Step 4: Simplify right side
    576,798,464.33x = 121,210,915,740,280,704
  5. Step 5: Solve for x
    x = 121,210,915,740,280,704/576,798,464.33
  6. Step 6: Final answer
    x = 210,144,310.77

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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.