Home / 471,906,519.65-651,307,705.89-283,924,815.47

Finding the Fourth Proportional to 471,906,519.65, 651,307,705.89 and 283,924,815.47

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Solution

The fourth proportional to 471,906,519.65, 651,307,705.89 and 283,924,815.47 is: 391,862,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,906,519.65 : 651,307,705.89 = 283,924,815.47 : x
  2. Step 2: Convert to fraction form
    471,906,519.65/651,307,705.89 = 283,924,815.47/x
  3. Step 3: Cross multiply
    471,906,519.65x = 651,307,705.89 × 283,924,815.47
  4. Step 4: Simplify right side
    471,906,519.65x = 184,922,420,209,570,848
  5. Step 5: Solve for x
    x = 184,922,420,209,570,848/471,906,519.65
  6. Step 6: Final answer
    x = 391,862,397.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.