Home / 264,397,781.80-396,323,735.10-118,901,045.80

Finding the Fourth Proportional to 264,397,781.80, 396,323,735.10 and 118,901,045.80

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Solution

The fourth proportional to 264,397,781.80, 396,323,735.10 and 118,901,045.80 is: 178,228,827.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,397,781.80 : 396,323,735.10 = 118,901,045.80 : x
  2. Step 2: Convert to fraction form
    264,397,781.80/396,323,735.10 = 118,901,045.80/x
  3. Step 3: Cross multiply
    264,397,781.80x = 396,323,735.10 × 118,901,045.80
  4. Step 4: Simplify right side
    264,397,781.80x = 47,123,306,578,752,168
  5. Step 5: Solve for x
    x = 47,123,306,578,752,168/264,397,781.80
  6. Step 6: Final answer
    x = 178,228,827.25

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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.