Home / 576,433,923.38-864,521,221.34-265,243,036.58

Finding the Fourth Proportional to 576,433,923.38, 864,521,221.34 and 265,243,036.58

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Solution

The fourth proportional to 576,433,923.38, 864,521,221.34 and 265,243,036.58 is: 397,804,890.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,433,923.38 : 864,521,221.34 = 265,243,036.58 : x
  2. Step 2: Convert to fraction form
    576,433,923.38/864,521,221.34 = 265,243,036.58/x
  3. Step 3: Cross multiply
    576,433,923.38x = 864,521,221.34 × 265,243,036.58
  4. Step 4: Simplify right side
    576,433,923.38x = 229,308,233,936,071,904
  5. Step 5: Solve for x
    x = 229,308,233,936,071,904/576,433,923.38
  6. Step 6: Final answer
    x = 397,804,890.79

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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.