Home / 557,437,786.26-836,102,649.42-169,264,028.76

Finding the Fourth Proportional to 557,437,786.26, 836,102,649.42 and 169,264,028.76

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Solution

The fourth proportional to 557,437,786.26, 836,102,649.42 and 169,264,028.76 is: 253,879,637.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,437,786.26 : 836,102,649.42 = 169,264,028.76 : x
  2. Step 2: Convert to fraction form
    557,437,786.26/836,102,649.42 = 169,264,028.76/x
  3. Step 3: Cross multiply
    557,437,786.26x = 836,102,649.42 × 169,264,028.76
  4. Step 4: Simplify right side
    557,437,786.26x = 141,522,102,897,739,056
  5. Step 5: Solve for x
    x = 141,522,102,897,739,056/557,437,786.26
  6. Step 6: Final answer
    x = 253,879,637.13

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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.