Home / 204,817,437.78-307,226,467.71-83,648,889.78

Finding the Fourth Proportional to 204,817,437.78, 307,226,467.71 and 83,648,889.78

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Solution

The fourth proportional to 204,817,437.78, 307,226,467.71 and 83,648,889.78 is: 125,473,461.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,817,437.78 : 307,226,467.71 = 83,648,889.78 : x
  2. Step 2: Convert to fraction form
    204,817,437.78/307,226,467.71 = 83,648,889.78/x
  3. Step 3: Cross multiply
    204,817,437.78x = 307,226,467.71 × 83,648,889.78
  4. Step 4: Simplify right side
    204,817,437.78x = 25,699,152,934,972,516
  5. Step 5: Solve for x
    x = 25,699,152,934,972,516/204,817,437.78
  6. Step 6: Final answer
    x = 125,473,461.70

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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.