Home / 1,231,067,814.51-1,846,715,240.64-402,025,801.95

Finding the Fourth Proportional to 1,231,067,814.51, 1,846,715,240.64 and 402,025,801.95

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Solution

The fourth proportional to 1,231,067,814.51, 1,846,715,240.64 and 402,025,801.95 is: 603,075,774.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,067,814.51 : 1,846,715,240.64 = 402,025,801.95 : x
  2. Step 2: Convert to fraction form
    1,231,067,814.51/1,846,715,240.64 = 402,025,801.95/x
  3. Step 3: Cross multiply
    1,231,067,814.51x = 1,846,715,240.64 × 402,025,801.95
  4. Step 4: Simplify right side
    1,231,067,814.51x = 742,427,175,591,583,232
  5. Step 5: Solve for x
    x = 742,427,175,591,583,232/1,231,067,814.51
  6. Step 6: Final answer
    x = 603,075,774.41

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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.