Home / 1,409,917,062.30-1,945,568,599.66-774,804,159.06

Finding the Fourth Proportional to 1,409,917,062.30, 1,945,568,599.66 and 774,804,159.06

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Solution

The fourth proportional to 1,409,917,062.30, 1,945,568,599.66 and 774,804,159.06 is: 1,069,165,472.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,917,062.30 : 1,945,568,599.66 = 774,804,159.06 : x
  2. Step 2: Convert to fraction form
    1,409,917,062.30/1,945,568,599.66 = 774,804,159.06/x
  3. Step 3: Cross multiply
    1,409,917,062.30x = 1,945,568,599.66 × 774,804,159.06
  4. Step 4: Simplify right side
    1,409,917,062.30x = 1,507,434,642,753,107,968
  5. Step 5: Solve for x
    x = 1,507,434,642,753,107,968/1,409,917,062.30
  6. Step 6: Final answer
    x = 1,069,165,472.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.