Home / 1,218,030,314.52-1,827,438,945.56-563,410,757.39

Finding the Fourth Proportional to 1,218,030,314.52, 1,827,438,945.56 and 563,410,757.39

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Solution

The fourth proportional to 1,218,030,314.52, 1,827,438,945.56 and 563,410,757.39 is: 845,298,140.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,030,314.52 : 1,827,438,945.56 = 563,410,757.39 : x
  2. Step 2: Convert to fraction form
    1,218,030,314.52/1,827,438,945.56 = 563,410,757.39/x
  3. Step 3: Cross multiply
    1,218,030,314.52x = 1,827,438,945.56 × 563,410,757.39
  4. Step 4: Simplify right side
    1,218,030,314.52x = 1,029,598,760,399,125,504
  5. Step 5: Solve for x
    x = 1,029,598,760,399,125,504/1,218,030,314.52
  6. Step 6: Final answer
    x = 845,298,140.88

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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.