Home / 100,448,927.70-150,673,500.90-39,864,653.70

Finding the Fourth Proportional to 100,448,927.70, 150,673,500.90 and 39,864,653.70

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Solution

The fourth proportional to 100,448,927.70, 150,673,500.90 and 39,864,653.70 is: 59,797,023.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,448,927.70 : 150,673,500.90 = 39,864,653.70 : x
  2. Step 2: Convert to fraction form
    100,448,927.70/150,673,500.90 = 39,864,653.70/x
  3. Step 3: Cross multiply
    100,448,927.70x = 150,673,500.90 × 39,864,653.70
  4. Step 4: Simplify right side
    100,448,927.70x = 6,006,546,935,145,139
  5. Step 5: Solve for x
    x = 6,006,546,935,145,139/100,448,927.70
  6. Step 6: Final answer
    x = 59,797,023.95

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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.