Home / 551,738,150.28-761,583,150.06-328,789,744.23

Finding the Fourth Proportional to 551,738,150.28, 761,583,150.06 and 328,789,744.23

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Solution

The fourth proportional to 551,738,150.28, 761,583,150.06 and 328,789,744.23 is: 453,839,795.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,738,150.28 : 761,583,150.06 = 328,789,744.23 : x
  2. Step 2: Convert to fraction form
    551,738,150.28/761,583,150.06 = 328,789,744.23/x
  3. Step 3: Cross multiply
    551,738,150.28x = 761,583,150.06 × 328,789,744.23
  4. Step 4: Simplify right side
    551,738,150.28x = 250,400,729,118,105,120
  5. Step 5: Solve for x
    x = 250,400,729,118,105,120/551,738,150.28
  6. Step 6: Final answer
    x = 453,839,795.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.