Home / 633,984,005.80-950,976,008.70-412,054,244.20

Finding the Fourth Proportional to 633,984,005.80, 950,976,008.70 and 412,054,244.20

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Solution

The fourth proportional to 633,984,005.80, 950,976,008.70 and 412,054,244.20 is: 618,081,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,984,005.80 : 950,976,008.70 = 412,054,244.20 : x
  2. Step 2: Convert to fraction form
    633,984,005.80/950,976,008.70 = 412,054,244.20/x
  3. Step 3: Cross multiply
    633,984,005.80x = 950,976,008.70 × 412,054,244.20
  4. Step 4: Simplify right side
    633,984,005.80x = 391,853,700,517,211,136
  5. Step 5: Solve for x
    x = 391,853,700,517,211,136/633,984,005.80
  6. Step 6: Final answer
    x = 618,081,366.30

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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.