Home / 358,751,015.30-538,126,522.95-294,127,789.70

Finding the Fourth Proportional to 358,751,015.30, 538,126,522.95 and 294,127,789.70

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Solution

The fourth proportional to 358,751,015.30, 538,126,522.95 and 294,127,789.70 is: 441,191,684.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,751,015.30 : 538,126,522.95 = 294,127,789.70 : x
  2. Step 2: Convert to fraction form
    358,751,015.30/538,126,522.95 = 294,127,789.70/x
  3. Step 3: Cross multiply
    358,751,015.30x = 538,126,522.95 × 294,127,789.70
  4. Step 4: Simplify right side
    358,751,015.30x = 158,277,964,774,229,824
  5. Step 5: Solve for x
    x = 158,277,964,774,229,824/358,751,015.30
  6. Step 6: Final answer
    x = 441,191,684.55

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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.