Home / 146,665,926.30-219,998,889.45-38,960,550.30

Finding the Fourth Proportional to 146,665,926.30, 219,998,889.45 and 38,960,550.30

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Solution

The fourth proportional to 146,665,926.30, 219,998,889.45 and 38,960,550.30 is: 58,440,825.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,665,926.30 : 219,998,889.45 = 38,960,550.30 : x
  2. Step 2: Convert to fraction form
    146,665,926.30/219,998,889.45 = 38,960,550.30/x
  3. Step 3: Cross multiply
    146,665,926.30x = 219,998,889.45 × 38,960,550.30
  4. Step 4: Simplify right side
    146,665,926.30x = 8,571,277,798,360,863
  5. Step 5: Solve for x
    x = 8,571,277,798,360,863/146,665,926.30
  6. Step 6: Final answer
    x = 58,440,825.45

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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.