Home / 152,064,906.60-228,097,359.90-91,449,431.40

Finding the Fourth Proportional to 152,064,906.60, 228,097,359.90 and 91,449,431.40

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Solution

The fourth proportional to 152,064,906.60, 228,097,359.90 and 91,449,431.40 is: 137,174,147.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,064,906.60 : 228,097,359.90 = 91,449,431.40 : x
  2. Step 2: Convert to fraction form
    152,064,906.60/228,097,359.90 = 91,449,431.40/x
  3. Step 3: Cross multiply
    152,064,906.60x = 228,097,359.90 × 91,449,431.40
  4. Step 4: Simplify right side
    152,064,906.60x = 20,859,373,866,696,164
  5. Step 5: Solve for x
    x = 20,859,373,866,696,164/152,064,906.60
  6. Step 6: Final answer
    x = 137,174,147.10

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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.