Home / 415,255,113.32-622,944,606.52-152,919,493.36

Finding the Fourth Proportional to 415,255,113.32, 622,944,606.52 and 152,919,493.36

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Solution

The fourth proportional to 415,255,113.32, 622,944,606.52 and 152,919,493.36 is: 229,402,048.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,255,113.32 : 622,944,606.52 = 152,919,493.36 : x
  2. Step 2: Convert to fraction form
    415,255,113.32/622,944,606.52 = 152,919,493.36/x
  3. Step 3: Cross multiply
    415,255,113.32x = 622,944,606.52 × 152,919,493.36
  4. Step 4: Simplify right side
    415,255,113.32x = 95,260,373,620,382,960
  5. Step 5: Solve for x
    x = 95,260,373,620,382,960/415,255,113.32
  6. Step 6: Final answer
    x = 229,402,048.44

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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.