Home / 162,305,228.88-223,850,615.16-142,684,164.72

Finding the Fourth Proportional to 162,305,228.88, 223,850,615.16 and 142,684,164.72

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Solution

The fourth proportional to 162,305,228.88, 223,850,615.16 and 142,684,164.72 is: 196,789,334.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,305,228.88 : 223,850,615.16 = 142,684,164.72 : x
  2. Step 2: Convert to fraction form
    162,305,228.88/223,850,615.16 = 142,684,164.72/x
  3. Step 3: Cross multiply
    162,305,228.88x = 223,850,615.16 × 142,684,164.72
  4. Step 4: Simplify right side
    162,305,228.88x = 31,939,938,046,162,768
  5. Step 5: Solve for x
    x = 31,939,938,046,162,768/162,305,228.88
  6. Step 6: Final answer
    x = 196,789,334.93

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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.