Home / 744,492,607.20-1,116,738,910.80-468,993,592.80

Finding the Fourth Proportional to 744,492,607.20, 1,116,738,910.80 and 468,993,592.80

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Solution

The fourth proportional to 744,492,607.20, 1,116,738,910.80 and 468,993,592.80 is: 703,490,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,492,607.20 : 1,116,738,910.80 = 468,993,592.80 : x
  2. Step 2: Convert to fraction form
    744,492,607.20/1,116,738,910.80 = 468,993,592.80/x
  3. Step 3: Cross multiply
    744,492,607.20x = 1,116,738,910.80 × 468,993,592.80
  4. Step 4: Simplify right side
    744,492,607.20x = 523,743,393,995,650,688
  5. Step 5: Solve for x
    x = 523,743,393,995,650,688/744,492,607.20
  6. Step 6: Final answer
    x = 703,490,389.20

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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.