Home / 151,113,891.20-226,292,923.20-120,880,803.20

Finding the Fourth Proportional to 151,113,891.20, 226,292,923.20 and 120,880,803.20

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Solution

The fourth proportional to 151,113,891.20, 226,292,923.20 and 120,880,803.20 is: 181,018,899.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,113,891.20 : 226,292,923.20 = 120,880,803.20 : x
  2. Step 2: Convert to fraction form
    151,113,891.20/226,292,923.20 = 120,880,803.20/x
  3. Step 3: Cross multiply
    151,113,891.20x = 226,292,923.20 × 120,880,803.20
  4. Step 4: Simplify right side
    151,113,891.20x = 27,354,470,314,891,912
  5. Step 5: Solve for x
    x = 27,354,470,314,891,912/151,113,891.20
  6. Step 6: Final answer
    x = 181,018,899.70

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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.