Home / 995,936,155.20-1,494,329,385.60-478,100,044.80

Finding the Fourth Proportional to 995,936,155.20, 1,494,329,385.60 and 478,100,044.80

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Solution

The fourth proportional to 995,936,155.20, 1,494,329,385.60 and 478,100,044.80 is: 717,354,162.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,936,155.20 : 1,494,329,385.60 = 478,100,044.80 : x
  2. Step 2: Convert to fraction form
    995,936,155.20/1,494,329,385.60 = 478,100,044.80/x
  3. Step 3: Cross multiply
    995,936,155.20x = 1,494,329,385.60 × 478,100,044.80
  4. Step 4: Simplify right side
    995,936,155.20x = 714,438,946,201,316,480
  5. Step 5: Solve for x
    x = 714,438,946,201,316,480/995,936,155.20
  6. Step 6: Final answer
    x = 717,354,162.18

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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.