Home / 196,238,333.84-270,814,677.35-108,138,006.63

Finding the Fourth Proportional to 196,238,333.84, 270,814,677.35 and 108,138,006.63

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Solution

The fourth proportional to 196,238,333.84, 270,814,677.35 and 108,138,006.63 is: 149,233,632.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,238,333.84 : 270,814,677.35 = 108,138,006.63 : x
  2. Step 2: Convert to fraction form
    196,238,333.84/270,814,677.35 = 108,138,006.63/x
  3. Step 3: Cross multiply
    196,238,333.84x = 270,814,677.35 × 108,138,006.63
  4. Step 4: Simplify right side
    196,238,333.84x = 29,285,359,374,234,924
  5. Step 5: Solve for x
    x = 29,285,359,374,234,924/196,238,333.84
  6. Step 6: Final answer
    x = 149,233,632.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.