Home / 264,013,721.60-396,020,582.40-192,350,105.60

Finding the Fourth Proportional to 264,013,721.60, 396,020,582.40 and 192,350,105.60

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Solution

The fourth proportional to 264,013,721.60, 396,020,582.40 and 192,350,105.60 is: 288,525,158.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,013,721.60 : 396,020,582.40 = 192,350,105.60 : x
  2. Step 2: Convert to fraction form
    264,013,721.60/396,020,582.40 = 192,350,105.60/x
  3. Step 3: Cross multiply
    264,013,721.60x = 396,020,582.40 × 192,350,105.60
  4. Step 4: Simplify right side
    264,013,721.60x = 76,174,600,844,413,488
  5. Step 5: Solve for x
    x = 76,174,600,844,413,488/264,013,721.60
  6. Step 6: Final answer
    x = 288,525,158.40

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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.