Home / 1,235,402,793.54-1,853,102,625.39-315,279,152.82

Finding the Fourth Proportional to 1,235,402,793.54, 1,853,102,625.39 and 315,279,152.82

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Solution

The fourth proportional to 1,235,402,793.54, 1,853,102,625.39 and 315,279,152.82 is: 472,918,329.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,402,793.54 : 1,853,102,625.39 = 315,279,152.82 : x
  2. Step 2: Convert to fraction form
    1,235,402,793.54/1,853,102,625.39 = 315,279,152.82/x
  3. Step 3: Cross multiply
    1,235,402,793.54x = 1,853,102,625.39 × 315,279,152.82
  4. Step 4: Simplify right side
    1,235,402,793.54x = 584,244,625,821,476,992
  5. Step 5: Solve for x
    x = 584,244,625,821,476,992/1,235,402,793.54
  6. Step 6: Final answer
    x = 472,918,329.86

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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.