Home / 418,071,784.32-576,953,901-229,914,383.58

Finding the Fourth Proportional to 418,071,784.32, 576,953,901 and 229,914,383.58

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Solution

The fourth proportional to 418,071,784.32, 576,953,901 and 229,914,383.58 is: 317,290,009.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,071,784.32 : 576,953,901 = 229,914,383.58 : x
  2. Step 2: Convert to fraction form
    418,071,784.32/576,953,901 = 229,914,383.58/x
  3. Step 3: Cross multiply
    418,071,784.32x = 576,953,901 × 229,914,383.58
  4. Step 4: Simplify right side
    418,071,784.32x = 132,650,000,502,491,360
  5. Step 5: Solve for x
    x = 132,650,000,502,491,360/418,071,784.32
  6. Step 6: Final answer
    x = 317,290,009.70

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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.