Home / 609,744,262.88-912,637,596.69-329,235,228.78

Finding the Fourth Proportional to 609,744,262.88, 912,637,596.69 and 329,235,228.78

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Solution

The fourth proportional to 609,744,262.88, 912,637,596.69 and 329,235,228.78 is: 492,784,379.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,744,262.88 : 912,637,596.69 = 329,235,228.78 : x
  2. Step 2: Convert to fraction form
    609,744,262.88/912,637,596.69 = 329,235,228.78/x
  3. Step 3: Cross multiply
    609,744,262.88x = 912,637,596.69 × 329,235,228.78
  4. Step 4: Simplify right side
    609,744,262.88x = 300,472,447,939,461,504
  5. Step 5: Solve for x
    x = 300,472,447,939,461,504/609,744,262.88
  6. Step 6: Final answer
    x = 492,784,379.02

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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.