Home / 248,933,150.70-373,399,726.05-105,307,320.30

Finding the Fourth Proportional to 248,933,150.70, 373,399,726.05 and 105,307,320.30

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Solution

The fourth proportional to 248,933,150.70, 373,399,726.05 and 105,307,320.30 is: 157,960,980.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,933,150.70 : 373,399,726.05 = 105,307,320.30 : x
  2. Step 2: Convert to fraction form
    248,933,150.70/373,399,726.05 = 105,307,320.30/x
  3. Step 3: Cross multiply
    248,933,150.70x = 373,399,726.05 × 105,307,320.30
  4. Step 4: Simplify right side
    248,933,150.70x = 39,321,724,551,079,600
  5. Step 5: Solve for x
    x = 39,321,724,551,079,600/248,933,150.70
  6. Step 6: Final answer
    x = 157,960,980.45

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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.