Home / 2,383,819,243.81-3,289,644,449.94-1,312,099,658.82

Finding the Fourth Proportional to 2,383,819,243.81, 3,289,644,449.94 and 1,312,099,658.82

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Solution

The fourth proportional to 2,383,819,243.81, 3,289,644,449.94 and 1,312,099,658.82 is: 1,810,683,159.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383,819,243.81 : 3,289,644,449.94 = 1,312,099,658.82 : x
  2. Step 2: Convert to fraction form
    2,383,819,243.81/3,289,644,449.94 = 1,312,099,658.82/x
  3. Step 3: Cross multiply
    2,383,819,243.81x = 3,289,644,449.94 × 1,312,099,658.82
  4. Step 4: Simplify right side
    2,383,819,243.81x = 4,316,341,360,410,104,320
  5. Step 5: Solve for x
    x = 4,316,341,360,410,104,320/2,383,819,243.81
  6. Step 6: Final answer
    x = 1,810,683,159.65

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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.