Home / 793,594,279.86-1,189,725,540.12-350,865,480.35

Finding the Fourth Proportional to 793,594,279.86, 1,189,725,540.12 and 350,865,480.35

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Solution

The fourth proportional to 793,594,279.86, 1,189,725,540.12 and 350,865,480.35 is: 526,003,820.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,594,279.86 : 1,189,725,540.12 = 350,865,480.35 : x
  2. Step 2: Convert to fraction form
    793,594,279.86/1,189,725,540.12 = 350,865,480.35/x
  3. Step 3: Cross multiply
    793,594,279.86x = 1,189,725,540.12 × 350,865,480.35
  4. Step 4: Simplify right side
    793,594,279.86x = 417,433,623,112,918,336
  5. Step 5: Solve for x
    x = 417,433,623,112,918,336/793,594,279.86
  6. Step 6: Final answer
    x = 526,003,820.47

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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.