Home / 103,264,378.41-154,907,915.40-34,152,007.26

Finding the Fourth Proportional to 103,264,378.41, 154,907,915.40 and 34,152,007.26

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Solution

The fourth proportional to 103,264,378.41, 154,907,915.40 and 34,152,007.26 is: 51,231,763.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,264,378.41 : 154,907,915.40 = 34,152,007.26 : x
  2. Step 2: Convert to fraction form
    103,264,378.41/154,907,915.40 = 34,152,007.26/x
  3. Step 3: Cross multiply
    103,264,378.41x = 154,907,915.40 × 34,152,007.26
  4. Step 4: Simplify right side
    103,264,378.41x = 5,290,416,251,372,266
  5. Step 5: Solve for x
    x = 5,290,416,251,372,266/103,264,378.41
  6. Step 6: Final answer
    x = 51,231,763.87

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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.