Home / 412,547,425.88-569,326,218.30-226,913,313.11

Finding the Fourth Proportional to 412,547,425.88, 569,326,218.30 and 226,913,313.11

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Solution

The fourth proportional to 412,547,425.88, 569,326,218.30 and 226,913,313.11 is: 313,146,296.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,547,425.88 : 569,326,218.30 = 226,913,313.11 : x
  2. Step 2: Convert to fraction form
    412,547,425.88/569,326,218.30 = 226,913,313.11/x
  3. Step 3: Cross multiply
    412,547,425.88x = 569,326,218.30 × 226,913,313.11
  4. Step 4: Simplify right side
    412,547,425.88x = 129,187,698,431,993,456
  5. Step 5: Solve for x
    x = 129,187,698,431,993,456/412,547,425.88
  6. Step 6: Final answer
    x = 313,146,296.23

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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.