Home / 614,451,686.51-921,678,464.78-250,946,042.51

Finding the Fourth Proportional to 614,451,686.51, 921,678,464.78 and 250,946,042.51

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Solution

The fourth proportional to 614,451,686.51, 921,678,464.78 and 250,946,042.51 is: 376,419,445.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,451,686.51 : 921,678,464.78 = 250,946,042.51 : x
  2. Step 2: Convert to fraction form
    614,451,686.51/921,678,464.78 = 250,946,042.51/x
  3. Step 3: Cross multiply
    614,451,686.51x = 921,678,464.78 × 250,946,042.51
  4. Step 4: Simplify right side
    614,451,686.51x = 231,291,563,201,978,688
  5. Step 5: Solve for x
    x = 231,291,563,201,978,688/614,451,686.51
  6. Step 6: Final answer
    x = 376,419,445.63

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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.