Home / 418,071,788.32-576,953,906.52-229,914,387.60

Finding the Fourth Proportional to 418,071,788.32, 576,953,906.52 and 229,914,387.60

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Solution

The fourth proportional to 418,071,788.32, 576,953,906.52 and 229,914,387.60 is: 317,290,015.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,071,788.32 : 576,953,906.52 = 229,914,387.60 : x
  2. Step 2: Convert to fraction form
    418,071,788.32/576,953,906.52 = 229,914,387.60/x
  3. Step 3: Cross multiply
    418,071,788.32x = 576,953,906.52 × 229,914,387.60
  4. Step 4: Simplify right side
    418,071,788.32x = 132,650,004,090,973,440
  5. Step 5: Solve for x
    x = 132,650,004,090,973,440/418,071,788.32
  6. Step 6: Final answer
    x = 317,290,015.25

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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.