Home / 806,102,638,220.45-1,209,158,477,867.10-268,879,123,787.97

Finding the Fourth Proportional to 806,102,638,220.45, 1,209,158,477,867.10 and 268,879,123,787.97

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Solution

The fourth proportional to 806,102,638,220.45, 1,209,158,477,867.10 and 268,879,123,787.97 is: 403,320,193,527.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,102,638,220.45 : 1,209,158,477,867.10 = 268,879,123,787.97 : x
  2. Step 2: Convert to fraction form
    806,102,638,220.45/1,209,158,477,867.10 = 268,879,123,787.97/x
  3. Step 3: Cross multiply
    806,102,638,220.45x = 1,209,158,477,867.10 × 268,879,123,787.97
  4. Step 4: Simplify right side
    806,102,638,220.45x = 325,117,472,049,701,364,695,040
  5. Step 5: Solve for x
    x = 325,117,472,049,701,364,695,040/806,102,638,220.45
  6. Step 6: Final answer
    x = 403,320,193,527.01

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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.