Home / 574,661,578.29-793,032,947.87-310,343,545.77

Finding the Fourth Proportional to 574,661,578.29, 793,032,947.87 and 310,343,545.77

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Solution

The fourth proportional to 574,661,578.29, 793,032,947.87 and 310,343,545.77 is: 428,274,076.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,661,578.29 : 793,032,947.87 = 310,343,545.77 : x
  2. Step 2: Convert to fraction form
    574,661,578.29/793,032,947.87 = 310,343,545.77/x
  3. Step 3: Cross multiply
    574,661,578.29x = 793,032,947.87 × 310,343,545.77
  4. Step 4: Simplify right side
    574,661,578.29x = 246,112,656,952,859,648
  5. Step 5: Solve for x
    x = 246,112,656,952,859,648/574,661,578.29
  6. Step 6: Final answer
    x = 428,274,076.87

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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.