Home / 195,692,451.53-292,899,939.24-143,863,323.58

Finding the Fourth Proportional to 195,692,451.53, 292,899,939.24 and 143,863,323.58

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Solution

The fourth proportional to 195,692,451.53, 292,899,939.24 and 143,863,323.58 is: 215,325,417.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,692,451.53 : 292,899,939.24 = 143,863,323.58 : x
  2. Step 2: Convert to fraction form
    195,692,451.53/292,899,939.24 = 143,863,323.58/x
  3. Step 3: Cross multiply
    195,692,451.53x = 292,899,939.24 × 143,863,323.58
  4. Step 4: Simplify right side
    195,692,451.53x = 42,137,558,733,981,960
  5. Step 5: Solve for x
    x = 42,137,558,733,981,960/195,692,451.53
  6. Step 6: Final answer
    x = 215,325,417.02

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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.