Home / 1,231,067,811.50-1,846,715,236.13-402,025,798.95

Finding the Fourth Proportional to 1,231,067,811.50, 1,846,715,236.13 and 402,025,798.95

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Solution

The fourth proportional to 1,231,067,811.50, 1,846,715,236.13 and 402,025,798.95 is: 603,075,769.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,067,811.50 : 1,846,715,236.13 = 402,025,798.95 : x
  2. Step 2: Convert to fraction form
    1,231,067,811.50/1,846,715,236.13 = 402,025,798.95/x
  3. Step 3: Cross multiply
    1,231,067,811.50x = 1,846,715,236.13 × 402,025,798.95
  4. Step 4: Simplify right side
    1,231,067,811.50x = 742,427,168,232,399,488
  5. Step 5: Solve for x
    x = 742,427,168,232,399,488/1,231,067,811.50
  6. Step 6: Final answer
    x = 603,075,769.91

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Double scale
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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.