Home / 358,862,832,957.42-495,123,195,689.56-206,611,746,386.94

Finding the Fourth Proportional to 358,862,832,957.42, 495,123,195,689.56 and 206,611,746,386.94

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Solution

The fourth proportional to 358,862,832,957.42, 495,123,195,689.56 and 206,611,746,386.94 is: 285,062,310,005.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,862,832,957.42 : 495,123,195,689.56 = 206,611,746,386.94 : x
  2. Step 2: Convert to fraction form
    358,862,832,957.42/495,123,195,689.56 = 206,611,746,386.94/x
  3. Step 3: Cross multiply
    358,862,832,957.42x = 495,123,195,689.56 × 206,611,746,386.94
  4. Step 4: Simplify right side
    358,862,832,957.42x = 102,298,268,138,102,627,237,888
  5. Step 5: Solve for x
    x = 102,298,268,138,102,627,237,888/358,862,832,957.42
  6. Step 6: Final answer
    x = 285,062,310,005.90

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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.