Home / 253,387,495.97-380,082,509.51-89,625,403.44

Finding the Fourth Proportional to 253,387,495.97, 380,082,509.51 and 89,625,403.44

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Solution

The fourth proportional to 253,387,495.97, 380,082,509.51 and 89,625,403.44 is: 134,438,552.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,387,495.97 : 380,082,509.51 = 89,625,403.44 : x
  2. Step 2: Convert to fraction form
    253,387,495.97/380,082,509.51 = 89,625,403.44/x
  3. Step 3: Cross multiply
    253,387,495.97x = 380,082,509.51 × 89,625,403.44
  4. Step 4: Simplify right side
    253,387,495.97x = 34,065,048,254,873,260
  5. Step 5: Solve for x
    x = 34,065,048,254,873,260/253,387,495.97
  6. Step 6: Final answer
    x = 134,438,552.80

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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.