Home / 239,176,820.70-358,765,231.05-57,423,998.70

Finding the Fourth Proportional to 239,176,820.70, 358,765,231.05 and 57,423,998.70

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Solution

The fourth proportional to 239,176,820.70, 358,765,231.05 and 57,423,998.70 is: 86,135,998.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,176,820.70 : 358,765,231.05 = 57,423,998.70 : x
  2. Step 2: Convert to fraction form
    239,176,820.70/358,765,231.05 = 57,423,998.70/x
  3. Step 3: Cross multiply
    239,176,820.70x = 358,765,231.05 × 57,423,998.70
  4. Step 4: Simplify right side
    239,176,820.70x = 20,601,734,161,420,400
  5. Step 5: Solve for x
    x = 20,601,734,161,420,400/239,176,820.70
  6. Step 6: Final answer
    x = 86,135,998.05

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1.5x scale

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.