Home / 325,178,913.70-487,690,270.76-150,133,764.01

Finding the Fourth Proportional to 325,178,913.70, 487,690,270.76 and 150,133,764.01

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Solution

The fourth proportional to 325,178,913.70, 487,690,270.76 and 150,133,764.01 is: 225,164,587.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,178,913.70 : 487,690,270.76 = 150,133,764.01 : x
  2. Step 2: Convert to fraction form
    325,178,913.70/487,690,270.76 = 150,133,764.01/x
  3. Step 3: Cross multiply
    325,178,913.70x = 487,690,270.76 × 150,133,764.01
  4. Step 4: Simplify right side
    325,178,913.70x = 73,218,776,021,098,736
  5. Step 5: Solve for x
    x = 73,218,776,021,098,736/325,178,913.70
  6. Step 6: Final answer
    x = 225,164,587.66

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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.