Home / 905,052,848.28-1,356,846,991.01-282,948,013.68

Finding the Fourth Proportional to 905,052,848.28, 1,356,846,991.01 and 282,948,013.68

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Solution

The fourth proportional to 905,052,848.28, 1,356,846,991.01 and 282,948,013.68 is: 424,193,086.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,052,848.28 : 1,356,846,991.01 = 282,948,013.68 : x
  2. Step 2: Convert to fraction form
    905,052,848.28/1,356,846,991.01 = 282,948,013.68/x
  3. Step 3: Cross multiply
    905,052,848.28x = 1,356,846,991.01 × 282,948,013.68
  4. Step 4: Simplify right side
    905,052,848.28x = 383,917,160,973,964,352
  5. Step 5: Solve for x
    x = 383,917,160,973,964,352/905,052,848.28
  6. Step 6: Final answer
    x = 424,193,086.30

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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.