Home / 489,943,104.80-734,914,657.20-444,593,472.80

Finding the Fourth Proportional to 489,943,104.80, 734,914,657.20 and 444,593,472.80

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Solution

The fourth proportional to 489,943,104.80, 734,914,657.20 and 444,593,472.80 is: 666,890,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,943,104.80 : 734,914,657.20 = 444,593,472.80 : x
  2. Step 2: Convert to fraction form
    489,943,104.80/734,914,657.20 = 444,593,472.80/x
  3. Step 3: Cross multiply
    489,943,104.80x = 734,914,657.20 × 444,593,472.80
  4. Step 4: Simplify right side
    489,943,104.80x = 326,738,259,656,169,536
  5. Step 5: Solve for x
    x = 326,738,259,656,169,536/489,943,104.80
  6. Step 6: Final answer
    x = 666,890,209.20

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1.5x scale

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.