Home / 300,272,183.34-450,321,276.15-90,174,393.06

Finding the Fourth Proportional to 300,272,183.34, 450,321,276.15 and 90,174,393.06

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Solution

The fourth proportional to 300,272,183.34, 450,321,276.15 and 90,174,393.06 is: 135,235,463.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,272,183.34 : 450,321,276.15 = 90,174,393.06 : x
  2. Step 2: Convert to fraction form
    300,272,183.34/450,321,276.15 = 90,174,393.06/x
  3. Step 3: Cross multiply
    300,272,183.34x = 450,321,276.15 × 90,174,393.06
  4. Step 4: Simplify right side
    300,272,183.34x = 40,607,447,758,830,904
  5. Step 5: Solve for x
    x = 40,607,447,758,830,904/300,272,183.34
  6. Step 6: Final answer
    x = 135,235,463.06

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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.