Home / 87,037,376,620.70-130,615,701,106.66-30,377,239,616.33

Finding the Fourth Proportional to 87,037,376,620.70, 130,615,701,106.66 and 30,377,239,616.33

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Solution

The fourth proportional to 87,037,376,620.70, 130,615,701,106.66 and 30,377,239,616.33 is: 45,586,673,268.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,037,376,620.70 : 130,615,701,106.66 = 30,377,239,616.33 : x
  2. Step 2: Convert to fraction form
    87,037,376,620.70/130,615,701,106.66 = 30,377,239,616.33/x
  3. Step 3: Cross multiply
    87,037,376,620.70x = 130,615,701,106.66 × 30,377,239,616.33
  4. Step 4: Simplify right side
    87,037,376,620.70x = 3,967,744,450,171,819,786,240
  5. Step 5: Solve for x
    x = 3,967,744,450,171,819,786,240/87,037,376,620.70
  6. Step 6: Final answer
    x = 45,586,673,268.69

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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.