Home / 896,851,829.70-1,345,277,744.55-667,269,317.70

Finding the Fourth Proportional to 896,851,829.70, 1,345,277,744.55 and 667,269,317.70

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Solution

The fourth proportional to 896,851,829.70, 1,345,277,744.55 and 667,269,317.70 is: 1,000,903,976.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,851,829.70 : 1,345,277,744.55 = 667,269,317.70 : x
  2. Step 2: Convert to fraction form
    896,851,829.70/1,345,277,744.55 = 667,269,317.70/x
  3. Step 3: Cross multiply
    896,851,829.70x = 1,345,277,744.55 × 667,269,317.70
  4. Step 4: Simplify right side
    896,851,829.70x = 897,662,562,722,873,472
  5. Step 5: Solve for x
    x = 897,662,562,722,873,472/896,851,829.70
  6. Step 6: Final answer
    x = 1,000,903,976.55

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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.