Home / 995,331,288.40-1,493,743,428.60-510,407,486.80

Finding the Fourth Proportional to 995,331,288.40, 1,493,743,428.60 and 510,407,486.80

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Solution

The fourth proportional to 995,331,288.40, 1,493,743,428.60 and 510,407,486.80 is: 765,994,034.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,331,288.40 : 1,493,743,428.60 = 510,407,486.80 : x
  2. Step 2: Convert to fraction form
    995,331,288.40/1,493,743,428.60 = 510,407,486.80/x
  3. Step 3: Cross multiply
    995,331,288.40x = 1,493,743,428.60 × 510,407,486.80
  4. Step 4: Simplify right side
    995,331,288.40x = 762,417,829,315,741,184
  5. Step 5: Solve for x
    x = 762,417,829,315,741,184/995,331,288.40
  6. Step 6: Final answer
    x = 765,994,034.55

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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.