Home / 1,111,526,172.46-1,667,125,256.41-324,368,472.93

Finding the Fourth Proportional to 1,111,526,172.46, 1,667,125,256.41 and 324,368,472.93

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Solution

The fourth proportional to 1,111,526,172.46, 1,667,125,256.41 and 324,368,472.93 is: 486,504,849.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,526,172.46 : 1,667,125,256.41 = 324,368,472.93 : x
  2. Step 2: Convert to fraction form
    1,111,526,172.46/1,667,125,256.41 = 324,368,472.93/x
  3. Step 3: Cross multiply
    1,111,526,172.46x = 1,667,125,256.41 × 324,368,472.93
  4. Step 4: Simplify right side
    1,111,526,172.46x = 540,762,873,603,935,488
  5. Step 5: Solve for x
    x = 540,762,873,603,935,488/1,111,526,172.46
  6. Step 6: Final answer
    x = 486,504,849.82

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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.