Home / 979,039,975.60-1,468,134,810.60-323,737,793.20

Finding the Fourth Proportional to 979,039,975.60, 1,468,134,810.60 and 323,737,793.20

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Solution

The fourth proportional to 979,039,975.60, 1,468,134,810.60 and 323,737,793.20 is: 485,466,105.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,039,975.60 : 1,468,134,810.60 = 323,737,793.20 : x
  2. Step 2: Convert to fraction form
    979,039,975.60/1,468,134,810.60 = 323,737,793.20/x
  3. Step 3: Cross multiply
    979,039,975.60x = 1,468,134,810.60 × 323,737,793.20
  4. Step 4: Simplify right side
    979,039,975.60x = 475,290,723,703,743,936
  5. Step 5: Solve for x
    x = 475,290,723,703,743,936/979,039,975.60
  6. Step 6: Final answer
    x = 485,466,105.11

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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.