Home / 862,256,748.22-1,293,492,685.90-337,558,073.80

Finding the Fourth Proportional to 862,256,748.22, 1,293,492,685.90 and 337,558,073.80

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Solution

The fourth proportional to 862,256,748.22, 1,293,492,685.90 and 337,558,073.80 is: 506,379,219.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,256,748.22 : 1,293,492,685.90 = 337,558,073.80 : x
  2. Step 2: Convert to fraction form
    862,256,748.22/1,293,492,685.90 = 337,558,073.80/x
  3. Step 3: Cross multiply
    862,256,748.22x = 1,293,492,685.90 × 337,558,073.80
  4. Step 4: Simplify right side
    862,256,748.22x = 436,628,899,526,792,448
  5. Step 5: Solve for x
    x = 436,628,899,526,792,448/862,256,748.22
  6. Step 6: Final answer
    x = 506,379,219.91

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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.