Home / 1,909,252,389.25-2,864,309,473.40-581,399,212.75

Finding the Fourth Proportional to 1,909,252,389.25, 2,864,309,473.40 and 581,399,212.75

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Solution

The fourth proportional to 1,909,252,389.25, 2,864,309,473.40 and 581,399,212.75 is: 872,230,032.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,252,389.25 : 2,864,309,473.40 = 581,399,212.75 : x
  2. Step 2: Convert to fraction form
    1,909,252,389.25/2,864,309,473.40 = 581,399,212.75/x
  3. Step 3: Cross multiply
    1,909,252,389.25x = 2,864,309,473.40 × 581,399,212.75
  4. Step 4: Simplify right side
    1,909,252,389.25x = 1,665,307,272,907,127,040
  5. Step 5: Solve for x
    x = 1,665,307,272,907,127,040/1,909,252,389.25
  6. Step 6: Final answer
    x = 872,230,032.18

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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.