Home / 358,862,832,961.42-495,123,195,695.08-206,611,746,390.94

Finding the Fourth Proportional to 358,862,832,961.42, 495,123,195,695.08 and 206,611,746,390.94

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Solution

The fourth proportional to 358,862,832,961.42, 495,123,195,695.08 and 206,611,746,390.94 is: 285,062,310,011.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,862,832,961.42 : 495,123,195,695.08 = 206,611,746,390.94 : x
  2. Step 2: Convert to fraction form
    358,862,832,961.42/495,123,195,695.08 = 206,611,746,390.94/x
  3. Step 3: Cross multiply
    358,862,832,961.42x = 495,123,195,695.08 × 206,611,746,390.94
  4. Step 4: Simplify right side
    358,862,832,961.42x = 102,298,268,141,223,625,621,504
  5. Step 5: Solve for x
    x = 102,298,268,141,223,625,621,504/358,862,832,961.42
  6. Step 6: Final answer
    x = 285,062,310,011.42

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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.