Home / 591,398,834.27-816,381,684.94-368,490,648.39

Finding the Fourth Proportional to 591,398,834.27, 816,381,684.94 and 368,490,648.39

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Solution

The fourth proportional to 591,398,834.27, 816,381,684.94 and 368,490,648.39 is: 508,673,671.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,398,834.27 : 816,381,684.94 = 368,490,648.39 : x
  2. Step 2: Convert to fraction form
    591,398,834.27/816,381,684.94 = 368,490,648.39/x
  3. Step 3: Cross multiply
    591,398,834.27x = 816,381,684.94 × 368,490,648.39
  4. Step 4: Simplify right side
    591,398,834.27x = 300,829,016,417,261,312
  5. Step 5: Solve for x
    x = 300,829,016,417,261,312/591,398,834.27
  6. Step 6: Final answer
    x = 508,673,671.62

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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.