Home / 158,665,104.34-236,929,203.23-129,576,648.14

Finding the Fourth Proportional to 158,665,104.34, 236,929,203.23 and 129,576,648.14

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Solution

The fourth proportional to 158,665,104.34, 236,929,203.23 and 129,576,648.14 is: 193,492,401.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,665,104.34 : 236,929,203.23 = 129,576,648.14 : x
  2. Step 2: Convert to fraction form
    158,665,104.34/236,929,203.23 = 129,576,648.14/x
  3. Step 3: Cross multiply
    158,665,104.34x = 236,929,203.23 × 129,576,648.14
  4. Step 4: Simplify right side
    158,665,104.34x = 30,700,492,000,376,376
  5. Step 5: Solve for x
    x = 30,700,492,000,376,376/158,665,104.34
  6. Step 6: Final answer
    x = 193,492,401.04

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.