Home / 162,003,226.32-223,565,045.04-87,663,787.56

Finding the Fourth Proportional to 162,003,226.32, 223,565,045.04 and 87,663,787.56

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Solution

The fourth proportional to 162,003,226.32, 223,565,045.04 and 87,663,787.56 is: 120,976,347.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,003,226.32 : 223,565,045.04 = 87,663,787.56 : x
  2. Step 2: Convert to fraction form
    162,003,226.32/223,565,045.04 = 87,663,787.56/x
  3. Step 3: Cross multiply
    162,003,226.32x = 223,565,045.04 × 87,663,787.56
  4. Step 4: Simplify right side
    162,003,226.32x = 19,598,558,614,228,392
  5. Step 5: Solve for x
    x = 19,598,558,614,228,392/162,003,226.32
  6. Step 6: Final answer
    x = 120,976,347.57

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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.