Home / 539,107,776.68-743,968,873.86-304,208,217.32

Finding the Fourth Proportional to 539,107,776.68, 743,968,873.86 and 304,208,217.32

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Solution

The fourth proportional to 539,107,776.68, 743,968,873.86 and 304,208,217.32 is: 419,807,420.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,107,776.68 : 743,968,873.86 = 304,208,217.32 : x
  2. Step 2: Convert to fraction form
    539,107,776.68/743,968,873.86 = 304,208,217.32/x
  3. Step 3: Cross multiply
    539,107,776.68x = 743,968,873.86 × 304,208,217.32
  4. Step 4: Simplify right side
    539,107,776.68x = 226,321,444,858,518,560
  5. Step 5: Solve for x
    x = 226,321,444,858,518,560/539,107,776.68
  6. Step 6: Final answer
    x = 419,807,420.05

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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.