Home / 549,646,792.82-758,504,072.85-302,122,828.34

Finding the Fourth Proportional to 549,646,792.82, 758,504,072.85 and 302,122,828.34

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Solution

The fourth proportional to 549,646,792.82, 758,504,072.85 and 302,122,828.34 is: 416,924,830.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,646,792.82 : 758,504,072.85 = 302,122,828.34 : x
  2. Step 2: Convert to fraction form
    549,646,792.82/758,504,072.85 = 302,122,828.34/x
  3. Step 3: Cross multiply
    549,646,792.82x = 758,504,072.85 × 302,122,828.34
  4. Step 4: Simplify right side
    549,646,792.82x = 229,161,395,796,851,392
  5. Step 5: Solve for x
    x = 229,161,395,796,851,392/549,646,792.82
  6. Step 6: Final answer
    x = 416,924,830.26

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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.