Home / 448,404,551.40-672,606,827.10-206,067,455.40

Finding the Fourth Proportional to 448,404,551.40, 672,606,827.10 and 206,067,455.40

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Solution

The fourth proportional to 448,404,551.40, 672,606,827.10 and 206,067,455.40 is: 309,101,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,404,551.40 : 672,606,827.10 = 206,067,455.40 : x
  2. Step 2: Convert to fraction form
    448,404,551.40/672,606,827.10 = 206,067,455.40/x
  3. Step 3: Cross multiply
    448,404,551.40x = 672,606,827.10 × 206,067,455.40
  4. Step 4: Simplify right side
    448,404,551.40x = 138,602,377,345,164,768
  5. Step 5: Solve for x
    x = 138,602,377,345,164,768/448,404,551.40
  6. Step 6: Final answer
    x = 309,101,183.10

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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.