Home / 219,233,527.32-302,542,261.07-120,118,029.87

Finding the Fourth Proportional to 219,233,527.32, 302,542,261.07 and 120,118,029.87

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Solution

The fourth proportional to 219,233,527.32, 302,542,261.07 and 120,118,029.87 is: 165,762,877.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,233,527.32 : 302,542,261.07 = 120,118,029.87 : x
  2. Step 2: Convert to fraction form
    219,233,527.32/302,542,261.07 = 120,118,029.87/x
  3. Step 3: Cross multiply
    219,233,527.32x = 302,542,261.07 × 120,118,029.87
  4. Step 4: Simplify right side
    219,233,527.32x = 36,340,780,351,543,008
  5. Step 5: Solve for x
    x = 36,340,780,351,543,008/219,233,527.32
  6. Step 6: Final answer
    x = 165,762,877.58

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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.