Home / 157,451,928.12-236,161,945.91-42,448,095.72

Finding the Fourth Proportional to 157,451,928.12, 236,161,945.91 and 42,448,095.72

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Solution

The fourth proportional to 157,451,928.12, 236,161,945.91 and 42,448,095.72 is: 63,667,844.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,451,928.12 : 236,161,945.91 = 42,448,095.72 : x
  2. Step 2: Convert to fraction form
    157,451,928.12/236,161,945.91 = 42,448,095.72/x
  3. Step 3: Cross multiply
    157,451,928.12x = 236,161,945.91 × 42,448,095.72
  4. Step 4: Simplify right side
    157,451,928.12x = 10,024,624,885,196,902
  5. Step 5: Solve for x
    x = 10,024,624,885,196,902/157,451,928.12
  6. Step 6: Final answer
    x = 63,667,844.56

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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.