Home / 806,102,638,220.48-1,209,158,477,867.20-268,879,123,788.04

Finding the Fourth Proportional to 806,102,638,220.48, 1,209,158,477,867.20 and 268,879,123,788.04

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Solution

The fourth proportional to 806,102,638,220.48, 1,209,158,477,867.20 and 268,879,123,788.04 is: 403,320,193,527.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,102,638,220.48 : 1,209,158,477,867.20 = 268,879,123,788.04 : x
  2. Step 2: Convert to fraction form
    806,102,638,220.48/1,209,158,477,867.20 = 268,879,123,788.04/x
  3. Step 3: Cross multiply
    806,102,638,220.48x = 1,209,158,477,867.20 × 268,879,123,788.04
  4. Step 4: Simplify right side
    806,102,638,220.48x = 325,117,472,049,812,899,627,008
  5. Step 5: Solve for x
    x = 325,117,472,049,812,899,627,008/806,102,638,220.48
  6. Step 6: Final answer
    x = 403,320,193,527.13

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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.