Home / 146,274,861.40-201,859,578.51-79,293,612.40

Finding the Fourth Proportional to 146,274,861.40, 201,859,578.51 and 79,293,612.40

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Solution

The fourth proportional to 146,274,861.40, 201,859,578.51 and 79,293,612.40 is: 109,425,331.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,274,861.40 : 201,859,578.51 = 79,293,612.40 : x
  2. Step 2: Convert to fraction form
    146,274,861.40/201,859,578.51 = 79,293,612.40/x
  3. Step 3: Cross multiply
    146,274,861.40x = 201,859,578.51 × 79,293,612.40
  4. Step 4: Simplify right side
    146,274,861.40x = 16,006,175,177,599,310
  5. Step 5: Solve for x
    x = 16,006,175,177,599,310/146,274,861.40
  6. Step 6: Final answer
    x = 109,425,331.35

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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.