Home / 99,712,431-149,588,037.90-38,297,097

Finding the Fourth Proportional to 99,712,431, 149,588,037.90 and 38,297,097

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Solution

The fourth proportional to 99,712,431, 149,588,037.90 and 38,297,097 is: 57,453,093.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,712,431 : 149,588,037.90 = 38,297,097 : x
  2. Step 2: Convert to fraction form
    99,712,431/149,588,037.90 = 38,297,097/x
  3. Step 3: Cross multiply
    99,712,431x = 149,588,037.90 × 38,297,097
  4. Step 4: Simplify right side
    99,712,431x = 5,728,787,597,495,977
  5. Step 5: Solve for x
    x = 5,728,787,597,495,977/99,712,431
  6. Step 6: Final answer
    x = 57,453,093.26

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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.