Home / 194,231,691.70-291,347,537.55-97,485,810.10

Finding the Fourth Proportional to 194,231,691.70, 291,347,537.55 and 97,485,810.10

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Solution

The fourth proportional to 194,231,691.70, 291,347,537.55 and 97,485,810.10 is: 146,228,715.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,231,691.70 : 291,347,537.55 = 97,485,810.10 : x
  2. Step 2: Convert to fraction form
    194,231,691.70/291,347,537.55 = 97,485,810.10/x
  3. Step 3: Cross multiply
    194,231,691.70x = 291,347,537.55 × 97,485,810.10
  4. Step 4: Simplify right side
    194,231,691.70x = 28,402,250,718,701,920
  5. Step 5: Solve for x
    x = 28,402,250,718,701,920/194,231,691.70
  6. Step 6: Final answer
    x = 146,228,715.15

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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.