Home / 203,272,741.12-280,518,154.24-110,453,250.56

Finding the Fourth Proportional to 203,272,741.12, 280,518,154.24 and 110,453,250.56

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Solution

The fourth proportional to 203,272,741.12, 280,518,154.24 and 110,453,250.56 is: 152,426,448.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,272,741.12 : 280,518,154.24 = 110,453,250.56 : x
  2. Step 2: Convert to fraction form
    203,272,741.12/280,518,154.24 = 110,453,250.56/x
  3. Step 3: Cross multiply
    203,272,741.12x = 280,518,154.24 × 110,453,250.56
  4. Step 4: Simplify right side
    203,272,741.12x = 30,984,141,976,899,448
  5. Step 5: Solve for x
    x = 30,984,141,976,899,448/203,272,741.12
  6. Step 6: Final answer
    x = 152,426,448.36

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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.