Home / 412,547,375.56-569,326,146.78-226,913,262.52

Finding the Fourth Proportional to 412,547,375.56, 569,326,146.78 and 226,913,262.52

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Solution

The fourth proportional to 412,547,375.56, 569,326,146.78 and 226,913,262.52 is: 313,146,225.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,547,375.56 : 569,326,146.78 = 226,913,262.52 : x
  2. Step 2: Convert to fraction form
    412,547,375.56/569,326,146.78 = 226,913,262.52/x
  3. Step 3: Cross multiply
    412,547,375.56x = 569,326,146.78 × 226,913,262.52
  4. Step 4: Simplify right side
    412,547,375.56x = 129,187,653,403,790,192
  5. Step 5: Solve for x
    x = 129,187,653,403,790,192/412,547,375.56
  6. Step 6: Final answer
    x = 313,146,225.28

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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.