Home / 591,398,833.27-816,381,683.56-368,490,647.39

Finding the Fourth Proportional to 591,398,833.27, 816,381,683.56 and 368,490,647.39

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Solution

The fourth proportional to 591,398,833.27, 816,381,683.56 and 368,490,647.39 is: 508,673,670.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,398,833.27 : 816,381,683.56 = 368,490,647.39 : x
  2. Step 2: Convert to fraction form
    591,398,833.27/816,381,683.56 = 368,490,647.39/x
  3. Step 3: Cross multiply
    591,398,833.27x = 816,381,683.56 × 368,490,647.39
  4. Step 4: Simplify right side
    591,398,833.27x = 300,829,015,093,283,712
  5. Step 5: Solve for x
    x = 300,829,015,093,283,712/591,398,833.27
  6. Step 6: Final answer
    x = 508,673,670.24

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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.