Home / 448,514,713.10-672,772,069.65-339,675,596.30

Finding the Fourth Proportional to 448,514,713.10, 672,772,069.65 and 339,675,596.30

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Solution

The fourth proportional to 448,514,713.10, 672,772,069.65 and 339,675,596.30 is: 509,513,394.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,514,713.10 : 672,772,069.65 = 339,675,596.30 : x
  2. Step 2: Convert to fraction form
    448,514,713.10/672,772,069.65 = 339,675,596.30/x
  3. Step 3: Cross multiply
    448,514,713.10x = 672,772,069.65 × 339,675,596.30
  4. Step 4: Simplify right side
    448,514,713.10x = 228,524,253,932,348,896
  5. Step 5: Solve for x
    x = 228,524,253,932,348,896/448,514,713.10
  6. Step 6: Final answer
    x = 509,513,394.45

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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.