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Finding the Fourth Proportional to 614,415,097.88, 921,623,533.83 and 250,909,453.88

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Solution

The fourth proportional to 614,415,097.88, 921,623,533.83 and 250,909,453.88 is: 376,364,543.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,415,097.88 : 921,623,533.83 = 250,909,453.88 : x
  2. Step 2: Convert to fraction form
    614,415,097.88/921,623,533.83 = 250,909,453.88/x
  3. Step 3: Cross multiply
    614,415,097.88x = 921,623,533.83 × 250,909,453.88
  4. Step 4: Simplify right side
    614,415,097.88x = 231,244,057,556,241,024
  5. Step 5: Solve for x
    x = 231,244,057,556,241,024/614,415,097.88
  6. Step 6: Final answer
    x = 376,364,543.05

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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.