Home / 103,008,314.70-154,512,472.05-34,851,006.45

Finding the Fourth Proportional to 103,008,314.70, 154,512,472.05 and 34,851,006.45

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Solution

The fourth proportional to 103,008,314.70, 154,512,472.05 and 34,851,006.45 is: 52,276,509.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,008,314.70 : 154,512,472.05 = 34,851,006.45 : x
  2. Step 2: Convert to fraction form
    103,008,314.70/154,512,472.05 = 34,851,006.45/x
  3. Step 3: Cross multiply
    103,008,314.70x = 154,512,472.05 × 34,851,006.45
  4. Step 4: Simplify right side
    103,008,314.70x = 5,384,915,160,019,996
  5. Step 5: Solve for x
    x = 5,384,915,160,019,996/103,008,314.70
  6. Step 6: Final answer
    x = 52,276,509.68

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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.