Home / 251,478,172.40-346,852,809.96-222,057,598.64

Finding the Fourth Proportional to 251,478,172.40, 346,852,809.96 and 222,057,598.64

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Solution

The fourth proportional to 251,478,172.40, 346,852,809.96 and 222,057,598.64 is: 306,274,303.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,478,172.40 : 346,852,809.96 = 222,057,598.64 : x
  2. Step 2: Convert to fraction form
    251,478,172.40/346,852,809.96 = 222,057,598.64/x
  3. Step 3: Cross multiply
    251,478,172.40x = 346,852,809.96 × 222,057,598.64
  4. Step 4: Simplify right side
    251,478,172.40x = 77,021,302,061,253,872
  5. Step 5: Solve for x
    x = 77,021,302,061,253,872/251,478,172.40
  6. Step 6: Final answer
    x = 306,274,303.36

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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.