Home / 448,386,286.10-672,579,429.15-275,301,857.30

Finding the Fourth Proportional to 448,386,286.10, 672,579,429.15 and 275,301,857.30

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Solution

The fourth proportional to 448,386,286.10, 672,579,429.15 and 275,301,857.30 is: 412,952,785.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,386,286.10 : 672,579,429.15 = 275,301,857.30 : x
  2. Step 2: Convert to fraction form
    448,386,286.10/672,579,429.15 = 275,301,857.30/x
  3. Step 3: Cross multiply
    448,386,286.10x = 672,579,429.15 × 275,301,857.30
  4. Step 4: Simplify right side
    448,386,286.10x = 185,162,366,026,768,768
  5. Step 5: Solve for x
    x = 185,162,366,026,768,768/448,386,286.10
  6. Step 6: Final answer
    x = 412,952,785.95

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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.