Home / 1,261,846,225.31-1,891,077,453.47-982,064,981.46

Finding the Fourth Proportional to 1,261,846,225.31, 1,891,077,453.47 and 982,064,981.46

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Solution

The fourth proportional to 1,261,846,225.31, 1,891,077,453.47 and 982,064,981.46 is: 1,471,780,718.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,846,225.31 : 1,891,077,453.47 = 982,064,981.46 : x
  2. Step 2: Convert to fraction form
    1,261,846,225.31/1,891,077,453.47 = 982,064,981.46/x
  3. Step 3: Cross multiply
    1,261,846,225.31x = 1,891,077,453.47 × 982,064,981.46
  4. Step 4: Simplify right side
    1,261,846,225.31x = 1,857,160,944,281,439,744
  5. Step 5: Solve for x
    x = 1,857,160,944,281,439,744/1,261,846,225.31
  6. Step 6: Final answer
    x = 1,471,780,718.63

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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.