Home / 744,492,619.20-1,116,738,928.80-468,993,604.80

Finding the Fourth Proportional to 744,492,619.20, 1,116,738,928.80 and 468,993,604.80

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Solution

The fourth proportional to 744,492,619.20, 1,116,738,928.80 and 468,993,604.80 is: 703,490,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,492,619.20 : 1,116,738,928.80 = 468,993,604.80 : x
  2. Step 2: Convert to fraction form
    744,492,619.20/1,116,738,928.80 = 468,993,604.80/x
  3. Step 3: Cross multiply
    744,492,619.20x = 1,116,738,928.80 × 468,993,604.80
  4. Step 4: Simplify right side
    744,492,619.20x = 523,743,415,838,402,560
  5. Step 5: Solve for x
    x = 523,743,415,838,402,560/744,492,619.20
  6. Step 6: Final answer
    x = 703,490,407.20

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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.