Home / 717,719,370.75-1,076,579,054.92-172,460,904.75

Finding the Fourth Proportional to 717,719,370.75, 1,076,579,054.92 and 172,460,904.75

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Solution

The fourth proportional to 717,719,370.75, 1,076,579,054.92 and 172,460,904.75 is: 258,691,356.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,719,370.75 : 1,076,579,054.92 = 172,460,904.75 : x
  2. Step 2: Convert to fraction form
    717,719,370.75/1,076,579,054.92 = 172,460,904.75/x
  3. Step 3: Cross multiply
    717,719,370.75x = 1,076,579,054.92 × 172,460,904.75
  4. Step 4: Simplify right side
    717,719,370.75x = 185,667,797,846,403,168
  5. Step 5: Solve for x
    x = 185,667,797,846,403,168/717,719,370.75
  6. Step 6: Final answer
    x = 258,691,356.84

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1.5x scale

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.