Home / 995,331,320.90-1,493,743,477.35-510,407,519.30

Finding the Fourth Proportional to 995,331,320.90, 1,493,743,477.35 and 510,407,519.30

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Solution

The fourth proportional to 995,331,320.90, 1,493,743,477.35 and 510,407,519.30 is: 765,994,083.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,331,320.90 : 1,493,743,477.35 = 510,407,519.30 : x
  2. Step 2: Convert to fraction form
    995,331,320.90/1,493,743,477.35 = 510,407,519.30/x
  3. Step 3: Cross multiply
    995,331,320.90x = 1,493,743,477.35 × 510,407,519.30
  4. Step 4: Simplify right side
    995,331,320.90x = 762,417,902,744,769,152
  5. Step 5: Solve for x
    x = 762,417,902,744,769,152/995,331,320.90
  6. Step 6: Final answer
    x = 765,994,083.31

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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.