Home / 131,766,654.66-197,676,398.79-45,508,223.94

Finding the Fourth Proportional to 131,766,654.66, 197,676,398.79 and 45,508,223.94

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Solution

The fourth proportional to 131,766,654.66, 197,676,398.79 and 45,508,223.94 is: 68,271,459.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,766,654.66 : 197,676,398.79 = 45,508,223.94 : x
  2. Step 2: Convert to fraction form
    131,766,654.66/197,676,398.79 = 45,508,223.94/x
  3. Step 3: Cross multiply
    131,766,654.66x = 197,676,398.79 × 45,508,223.94
  4. Step 4: Simplify right side
    131,766,654.66x = 8,995,901,823,788,064
  5. Step 5: Solve for x
    x = 8,995,901,823,788,064/131,766,654.66
  6. Step 6: Final answer
    x = 68,271,459.48

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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.