Home / 131,776,220.70-197,664,331.05-36,038,108.70

Finding the Fourth Proportional to 131,776,220.70, 197,664,331.05 and 36,038,108.70

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Solution

The fourth proportional to 131,776,220.70, 197,664,331.05 and 36,038,108.70 is: 54,057,163.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,776,220.70 : 197,664,331.05 = 36,038,108.70 : x
  2. Step 2: Convert to fraction form
    131,776,220.70/197,664,331.05 = 36,038,108.70/x
  3. Step 3: Cross multiply
    131,776,220.70x = 197,664,331.05 × 36,038,108.70
  4. Step 4: Simplify right side
    131,776,220.70x = 7,123,448,648,492,686
  5. Step 5: Solve for x
    x = 7,123,448,648,492,686/131,776,220.70
  6. Step 6: Final answer
    x = 54,057,163.05

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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.