Home / 131,766,657.66-197,676,403.29-45,508,226.94

Finding the Fourth Proportional to 131,766,657.66, 197,676,403.29 and 45,508,226.94

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Solution

The fourth proportional to 131,766,657.66, 197,676,403.29 and 45,508,226.94 is: 68,271,463.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,766,657.66 : 197,676,403.29 = 45,508,226.94 : x
  2. Step 2: Convert to fraction form
    131,766,657.66/197,676,403.29 = 45,508,226.94/x
  3. Step 3: Cross multiply
    131,766,657.66x = 197,676,403.29 × 45,508,226.94
  4. Step 4: Simplify right side
    131,766,657.66x = 8,995,902,621,604,282
  5. Step 5: Solve for x
    x = 8,995,902,621,604,282/131,766,657.66
  6. Step 6: Final answer
    x = 68,271,463.98

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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.