Home / 557,636,834.20-836,455,251.30-194,010,338.20

Finding the Fourth Proportional to 557,636,834.20, 836,455,251.30 and 194,010,338.20

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Solution

The fourth proportional to 557,636,834.20, 836,455,251.30 and 194,010,338.20 is: 291,015,507.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,636,834.20 : 836,455,251.30 = 194,010,338.20 : x
  2. Step 2: Convert to fraction form
    557,636,834.20/836,455,251.30 = 194,010,338.20/x
  3. Step 3: Cross multiply
    557,636,834.20x = 836,455,251.30 × 194,010,338.20
  4. Step 4: Simplify right side
    557,636,834.20x = 162,280,966,193,878,976
  5. Step 5: Solve for x
    x = 162,280,966,193,878,976/557,636,834.20
  6. Step 6: Final answer
    x = 291,015,507.30

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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.