Home / 197,138,049.10-295,707,073.65-87,963,009.10

Finding the Fourth Proportional to 197,138,049.10, 295,707,073.65 and 87,963,009.10

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Solution

The fourth proportional to 197,138,049.10, 295,707,073.65 and 87,963,009.10 is: 131,944,513.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,138,049.10 : 295,707,073.65 = 87,963,009.10 : x
  2. Step 2: Convert to fraction form
    197,138,049.10/295,707,073.65 = 87,963,009.10/x
  3. Step 3: Cross multiply
    197,138,049.10x = 295,707,073.65 × 87,963,009.10
  4. Step 4: Simplify right side
    197,138,049.10x = 26,011,284,010,409,316
  5. Step 5: Solve for x
    x = 26,011,284,010,409,316/197,138,049.10
  6. Step 6: Final answer
    x = 131,944,513.65

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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.