Home / 12,482,823,279.48-18,727,356,928.14-3,639,662,133.57

Finding the Fourth Proportional to 12,482,823,279.48, 18,727,356,928.14 and 3,639,662,133.57

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Solution

The fourth proportional to 12,482,823,279.48, 18,727,356,928.14 and 3,639,662,133.57 is: 5,460,403,495.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,823,279.48 : 18,727,356,928.14 = 3,639,662,133.57 : x
  2. Step 2: Convert to fraction form
    12,482,823,279.48/18,727,356,928.14 = 3,639,662,133.57/x
  3. Step 3: Cross multiply
    12,482,823,279.48x = 18,727,356,928.14 × 3,639,662,133.57
  4. Step 4: Simplify right side
    12,482,823,279.48x = 68,161,251,873,200,955,392
  5. Step 5: Solve for x
    x = 68,161,251,873,200,955,392/12,482,823,279.48
  6. Step 6: Final answer
    x = 5,460,403,495.84

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1.5x scale

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.