Home / 412,663,262.45-569,479,000.82-224,495,656.52

Finding the Fourth Proportional to 412,663,262.45, 569,479,000.82 and 224,495,656.52

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Solution

The fourth proportional to 412,663,262.45, 569,479,000.82 and 224,495,656.52 is: 309,806,018.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,663,262.45 : 569,479,000.82 = 224,495,656.52 : x
  2. Step 2: Convert to fraction form
    412,663,262.45/569,479,000.82 = 224,495,656.52/x
  3. Step 3: Cross multiply
    412,663,262.45x = 569,479,000.82 × 224,495,656.52
  4. Step 4: Simplify right side
    412,663,262.45x = 127,845,562,159,469,648
  5. Step 5: Solve for x
    x = 127,845,562,159,469,648/412,663,262.45
  6. Step 6: Final answer
    x = 309,806,018.11

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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.