Home / 136,621,328.92-204,717,507.11-92,922,928.39

Finding the Fourth Proportional to 136,621,328.92, 204,717,507.11 and 92,922,928.39

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Solution

The fourth proportional to 136,621,328.92, 204,717,507.11 and 92,922,928.39 is: 139,238,509.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,621,328.92 : 204,717,507.11 = 92,922,928.39 : x
  2. Step 2: Convert to fraction form
    136,621,328.92/204,717,507.11 = 92,922,928.39/x
  3. Step 3: Cross multiply
    136,621,328.92x = 204,717,507.11 × 92,922,928.39
  4. Step 4: Simplify right side
    136,621,328.92x = 19,022,950,252,385,436
  5. Step 5: Solve for x
    x = 19,022,950,252,385,436/136,621,328.92
  6. Step 6: Final answer
    x = 139,238,509.85

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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.