Home / 141,972,981.39-212,959,472.04-34,267,605.39

Finding the Fourth Proportional to 141,972,981.39, 212,959,472.04 and 34,267,605.39

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Solution

The fourth proportional to 141,972,981.39, 212,959,472.04 and 34,267,605.39 is: 51,401,408.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,972,981.39 : 212,959,472.04 = 34,267,605.39 : x
  2. Step 2: Convert to fraction form
    141,972,981.39/212,959,472.04 = 34,267,605.39/x
  3. Step 3: Cross multiply
    141,972,981.39x = 212,959,472.04 × 34,267,605.39
  4. Step 4: Simplify right side
    141,972,981.39x = 7,297,611,151,929,458
  5. Step 5: Solve for x
    x = 7,297,611,151,929,458/141,972,981.39
  6. Step 6: Final answer
    x = 51,401,408.07

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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.