Home / 1,566,090,143.85-2,161,261,222.22-897,164,471.41

Finding the Fourth Proportional to 1,566,090,143.85, 2,161,261,222.22 and 897,164,471.41

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Solution

The fourth proportional to 1,566,090,143.85, 2,161,261,222.22 and 897,164,471.41 is: 1,238,119,523.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,566,090,143.85 : 2,161,261,222.22 = 897,164,471.41 : x
  2. Step 2: Convert to fraction form
    1,566,090,143.85/2,161,261,222.22 = 897,164,471.41/x
  3. Step 3: Cross multiply
    1,566,090,143.85x = 2,161,261,222.22 × 897,164,471.41
  4. Step 4: Simplify right side
    1,566,090,143.85x = 1,939,006,782,011,936,512
  5. Step 5: Solve for x
    x = 1,939,006,782,011,936,512/1,566,090,143.85
  6. Step 6: Final answer
    x = 1,238,119,523.09

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Double scale
Find fourth proportional to 1,566,090,144.85, 2,161,261,223.60 and 897,164,472.41
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.