Home / 331,960,100.40-497,604,227.40-195,575,281.20

Finding the Fourth Proportional to 331,960,100.40, 497,604,227.40 and 195,575,281.20

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Solution

The fourth proportional to 331,960,100.40, 497,604,227.40 and 195,575,281.20 is: 293,165,011.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,960,100.40 : 497,604,227.40 = 195,575,281.20 : x
  2. Step 2: Convert to fraction form
    331,960,100.40/497,604,227.40 = 195,575,281.20/x
  3. Step 3: Cross multiply
    331,960,100.40x = 497,604,227.40 × 195,575,281.20
  4. Step 4: Simplify right side
    331,960,100.40x = 97,319,086,700,063,728
  5. Step 5: Solve for x
    x = 97,319,086,700,063,728/331,960,100.40
  6. Step 6: Final answer
    x = 293,165,011.65

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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.