Home / 806,771,692.95-1,210,509,535.97-282,517,069.25

Finding the Fourth Proportional to 806,771,692.95, 1,210,509,535.97 and 282,517,069.25

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Solution

The fourth proportional to 806,771,692.95, 1,210,509,535.97 and 282,517,069.25 is: 423,898,866.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,771,692.95 : 1,210,509,535.97 = 282,517,069.25 : x
  2. Step 2: Convert to fraction form
    806,771,692.95/1,210,509,535.97 = 282,517,069.25/x
  3. Step 3: Cross multiply
    806,771,692.95x = 1,210,509,535.97 × 282,517,069.25
  4. Step 4: Simplify right side
    806,771,692.95x = 341,989,606,393,956,736
  5. Step 5: Solve for x
    x = 341,989,606,393,956,736/806,771,692.95
  6. Step 6: Final answer
    x = 423,898,866.78

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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.