Home / 5,439,566,854.11-8,161,015,476.75-2,785,502,109.90

Finding the Fourth Proportional to 5,439,566,854.11, 8,161,015,476.75 and 2,785,502,109.90

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Solution

The fourth proportional to 5,439,566,854.11, 8,161,015,476.75 and 2,785,502,109.90 is: 4,179,105,880.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,566,854.11 : 8,161,015,476.75 = 2,785,502,109.90 : x
  2. Step 2: Convert to fraction form
    5,439,566,854.11/8,161,015,476.75 = 2,785,502,109.90/x
  3. Step 3: Cross multiply
    5,439,566,854.11x = 8,161,015,476.75 × 2,785,502,109.90
  4. Step 4: Simplify right side
    5,439,566,854.11x = 22,732,525,829,413,679,104
  5. Step 5: Solve for x
    x = 22,732,525,829,413,679,104/5,439,566,854.11
  6. Step 6: Final answer
    x = 4,179,105,880.87

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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.