Home / 152,064,905.10-228,097,357.65-91,449,429.90

Finding the Fourth Proportional to 152,064,905.10, 228,097,357.65 and 91,449,429.90

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Solution

The fourth proportional to 152,064,905.10, 228,097,357.65 and 91,449,429.90 is: 137,174,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,064,905.10 : 228,097,357.65 = 91,449,429.90 : x
  2. Step 2: Convert to fraction form
    152,064,905.10/228,097,357.65 = 91,449,429.90/x
  3. Step 3: Cross multiply
    152,064,905.10x = 228,097,357.65 × 91,449,429.90
  4. Step 4: Simplify right side
    152,064,905.10x = 20,859,373,318,788,904
  5. Step 5: Solve for x
    x = 20,859,373,318,788,904/152,064,905.10
  6. Step 6: Final answer
    x = 137,174,144.85

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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.