Home / 196,669,869.10-295,183,262.85-99,693,040.30

Finding the Fourth Proportional to 196,669,869.10, 295,183,262.85 and 99,693,040.30

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Solution

The fourth proportional to 196,669,869.10, 295,183,262.85 and 99,693,040.30 is: 149,630,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,669,869.10 : 295,183,262.85 = 99,693,040.30 : x
  2. Step 2: Convert to fraction form
    196,669,869.10/295,183,262.85 = 99,693,040.30/x
  3. Step 3: Cross multiply
    196,669,869.10x = 295,183,262.85 × 99,693,040.30
  4. Step 4: Simplify right side
    196,669,869.10x = 29,427,716,919,190,544
  5. Step 5: Solve for x
    x = 29,427,716,919,190,544/196,669,869.10
  6. Step 6: Final answer
    x = 149,630,022.40

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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.