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Finding the Fourth Proportional to 702,536,932.49, 969,502,106.48 and 384,946,711.52

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Solution

The fourth proportional to 702,536,932.49, 969,502,106.48 and 384,946,711.52 is: 531,227,086.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,536,932.49 : 969,502,106.48 = 384,946,711.52 : x
  2. Step 2: Convert to fraction form
    702,536,932.49/969,502,106.48 = 384,946,711.52/x
  3. Step 3: Cross multiply
    702,536,932.49x = 969,502,106.48 × 384,946,711.52
  4. Step 4: Simplify right side
    702,536,932.49x = 373,206,647,694,416,640
  5. Step 5: Solve for x
    x = 373,206,647,694,416,640/702,536,932.49
  6. Step 6: Final answer
    x = 531,227,086.35

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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.