Home / 1,227,562,398.12-1,842,507,716.34-759,808,910.36

Finding the Fourth Proportional to 1,227,562,398.12, 1,842,507,716.34 and 759,808,910.36

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Solution

The fourth proportional to 1,227,562,398.12, 1,842,507,716.34 and 759,808,910.36 is: 1,140,433,905.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,562,398.12 : 1,842,507,716.34 = 759,808,910.36 : x
  2. Step 2: Convert to fraction form
    1,227,562,398.12/1,842,507,716.34 = 759,808,910.36/x
  3. Step 3: Cross multiply
    1,227,562,398.12x = 1,842,507,716.34 × 759,808,910.36
  4. Step 4: Simplify right side
    1,227,562,398.12x = 1,399,953,780,282,187,264
  5. Step 5: Solve for x
    x = 1,399,953,780,282,187,264/1,227,562,398.12
  6. Step 6: Final answer
    x = 1,140,433,905.78

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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.