Home / 907,151,149.28-1,360,925,173.92-293,797,376.48

Finding the Fourth Proportional to 907,151,149.28, 1,360,925,173.92 and 293,797,376.48

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Solution

The fourth proportional to 907,151,149.28, 1,360,925,173.92 and 293,797,376.48 is: 440,760,336.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,151,149.28 : 1,360,925,173.92 = 293,797,376.48 : x
  2. Step 2: Convert to fraction form
    907,151,149.28/1,360,925,173.92 = 293,797,376.48/x
  3. Step 3: Cross multiply
    907,151,149.28x = 1,360,925,173.92 × 293,797,376.48
  4. Step 4: Simplify right side
    907,151,149.28x = 399,836,245,683,283,776
  5. Step 5: Solve for x
    x = 399,836,245,683,283,776/907,151,149.28
  6. Step 6: Final answer
    x = 440,760,336.36

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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.