Home / 995,332,812.60-1,492,999,218.90-789,747,814.20

Finding the Fourth Proportional to 995,332,812.60, 1,492,999,218.90 and 789,747,814.20

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Solution

The fourth proportional to 995,332,812.60, 1,492,999,218.90 and 789,747,814.20 is: 1,184,621,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,332,812.60 : 1,492,999,218.90 = 789,747,814.20 : x
  2. Step 2: Convert to fraction form
    995,332,812.60/1,492,999,218.90 = 789,747,814.20/x
  3. Step 3: Cross multiply
    995,332,812.60x = 1,492,999,218.90 × 789,747,814.20
  4. Step 4: Simplify right side
    995,332,812.60x = 1,179,092,869,728,582,400
  5. Step 5: Solve for x
    x = 1,179,092,869,728,582,400/995,332,812.60
  6. Step 6: Final answer
    x = 1,184,621,721.30

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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.