Home / 315,936,468.60-473,904,702.90-264,918,132.60

Finding the Fourth Proportional to 315,936,468.60, 473,904,702.90 and 264,918,132.60

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Solution

The fourth proportional to 315,936,468.60, 473,904,702.90 and 264,918,132.60 is: 397,377,198.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,936,468.60 : 473,904,702.90 = 264,918,132.60 : x
  2. Step 2: Convert to fraction form
    315,936,468.60/473,904,702.90 = 264,918,132.60/x
  3. Step 3: Cross multiply
    315,936,468.60x = 473,904,702.90 × 264,918,132.60
  4. Step 4: Simplify right side
    315,936,468.60x = 125,545,948,922,625,792
  5. Step 5: Solve for x
    x = 125,545,948,922,625,792/315,936,468.60
  6. Step 6: Final answer
    x = 397,377,198.90

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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.