Home / 1,239,791,700.56-1,710,912,451.14-682,874,747.69

Finding the Fourth Proportional to 1,239,791,700.56, 1,710,912,451.14 and 682,874,747.69

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Solution

The fourth proportional to 1,239,791,700.56, 1,710,912,451.14 and 682,874,747.69 is: 942,367,099.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,791,700.56 : 1,710,912,451.14 = 682,874,747.69 : x
  2. Step 2: Convert to fraction form
    1,239,791,700.56/1,710,912,451.14 = 682,874,747.69/x
  3. Step 3: Cross multiply
    1,239,791,700.56x = 1,710,912,451.14 × 682,874,747.69
  4. Step 4: Simplify right side
    1,239,791,700.56x = 1,168,338,908,383,352,320
  5. Step 5: Solve for x
    x = 1,168,338,908,383,352,320/1,239,791,700.56
  6. Step 6: Final answer
    x = 942,367,099.13

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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.