Home / 171,930,602.10-257,895,903.15-156,058,230.90

Finding the Fourth Proportional to 171,930,602.10, 257,895,903.15 and 156,058,230.90

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Solution

The fourth proportional to 171,930,602.10, 257,895,903.15 and 156,058,230.90 is: 234,087,346.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,930,602.10 : 257,895,903.15 = 156,058,230.90 : x
  2. Step 2: Convert to fraction form
    171,930,602.10/257,895,903.15 = 156,058,230.90/x
  3. Step 3: Cross multiply
    171,930,602.10x = 257,895,903.15 × 156,058,230.90
  4. Step 4: Simplify right side
    171,930,602.10x = 40,246,778,401,946,736
  5. Step 5: Solve for x
    x = 40,246,778,401,946,736/171,930,602.10
  6. Step 6: Final answer
    x = 234,087,346.35

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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.