Home / 151,113,322.20-226,292,069.70-120,880,234.20

Finding the Fourth Proportional to 151,113,322.20, 226,292,069.70 and 120,880,234.20

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Solution

The fourth proportional to 151,113,322.20, 226,292,069.70 and 120,880,234.20 is: 181,018,046.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,113,322.20 : 226,292,069.70 = 120,880,234.20 : x
  2. Step 2: Convert to fraction form
    151,113,322.20/226,292,069.70 = 120,880,234.20/x
  3. Step 3: Cross multiply
    151,113,322.20x = 226,292,069.70 × 120,880,234.20
  4. Step 4: Simplify right side
    151,113,322.20x = 27,354,238,382,938,724
  5. Step 5: Solve for x
    x = 27,354,238,382,938,724/151,113,322.20
  6. Step 6: Final answer
    x = 181,018,046.49

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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.