Home / 351,703,477.80-527,309,456.70-208,022,351.40

Finding the Fourth Proportional to 351,703,477.80, 527,309,456.70 and 208,022,351.40

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Solution

The fourth proportional to 351,703,477.80, 527,309,456.70 and 208,022,351.40 is: 311,888,167.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,703,477.80 : 527,309,456.70 = 208,022,351.40 : x
  2. Step 2: Convert to fraction form
    351,703,477.80/527,309,456.70 = 208,022,351.40/x
  3. Step 3: Cross multiply
    351,703,477.80x = 527,309,456.70 × 208,022,351.40
  4. Step 4: Simplify right side
    351,703,477.80x = 109,692,153,098,190,480
  5. Step 5: Solve for x
    x = 109,692,153,098,190,480/351,703,477.80
  6. Step 6: Final answer
    x = 311,888,167.23

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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.