Home / 465,151,995.20-697,727,992.80-141,993,876.80

Finding the Fourth Proportional to 465,151,995.20, 697,727,992.80 and 141,993,876.80

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Solution

The fourth proportional to 465,151,995.20, 697,727,992.80 and 141,993,876.80 is: 212,990,815.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,151,995.20 : 697,727,992.80 = 141,993,876.80 : x
  2. Step 2: Convert to fraction form
    465,151,995.20/697,727,992.80 = 141,993,876.80/x
  3. Step 3: Cross multiply
    465,151,995.20x = 697,727,992.80 × 141,993,876.80
  4. Step 4: Simplify right side
    465,151,995.20x = 99,073,102,649,554,496
  5. Step 5: Solve for x
    x = 99,073,102,649,554,496/465,151,995.20
  6. Step 6: Final answer
    x = 212,990,815.20

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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.