Home / 744,492,331.20-1,116,738,496.80-468,993,316.80

Finding the Fourth Proportional to 744,492,331.20, 1,116,738,496.80 and 468,993,316.80

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Solution

The fourth proportional to 744,492,331.20, 1,116,738,496.80 and 468,993,316.80 is: 703,489,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,492,331.20 : 1,116,738,496.80 = 468,993,316.80 : x
  2. Step 2: Convert to fraction form
    744,492,331.20/1,116,738,496.80 = 468,993,316.80/x
  3. Step 3: Cross multiply
    744,492,331.20x = 1,116,738,496.80 × 468,993,316.80
  4. Step 4: Simplify right side
    744,492,331.20x = 523,742,891,612,478,208
  5. Step 5: Solve for x
    x = 523,742,891,612,478,208/744,492,331.20
  6. Step 6: Final answer
    x = 703,489,975.20

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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.