Home / 717,719,032.41-1,076,578,549.23-172,460,566.41

Finding the Fourth Proportional to 717,719,032.41, 1,076,578,549.23 and 172,460,566.41

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Solution

The fourth proportional to 717,719,032.41, 1,076,578,549.23 and 172,460,566.41 is: 258,690,849.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,719,032.41 : 1,076,578,549.23 = 172,460,566.41 : x
  2. Step 2: Convert to fraction form
    717,719,032.41/1,076,578,549.23 = 172,460,566.41/x
  3. Step 3: Cross multiply
    717,719,032.41x = 1,076,578,549.23 × 172,460,566.41
  4. Step 4: Simplify right side
    717,719,032.41x = 185,667,346,385,061,856
  5. Step 5: Solve for x
    x = 185,667,346,385,061,856/717,719,032.41
  6. Step 6: Final answer
    x = 258,690,849.76

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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.