Home / 12,168,492,903.25-16,792,618,803.79-6,743,119,135.43

Finding the Fourth Proportional to 12,168,492,903.25, 16,792,618,803.79 and 6,743,119,135.43

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Solution

The fourth proportional to 12,168,492,903.25, 16,792,618,803.79 and 6,743,119,135.43 is: 9,305,559,044.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,168,492,903.25 : 16,792,618,803.79 = 6,743,119,135.43 : x
  2. Step 2: Convert to fraction form
    12,168,492,903.25/16,792,618,803.79 = 6,743,119,135.43/x
  3. Step 3: Cross multiply
    12,168,492,903.25x = 16,792,618,803.79 × 6,743,119,135.43
  4. Step 4: Simplify right side
    12,168,492,903.25x = 113,234,629,189,826,281,472
  5. Step 5: Solve for x
    x = 113,234,629,189,826,281,472/12,168,492,903.25
  6. Step 6: Final answer
    x = 9,305,559,044.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.