Home / 25,509,218,496.30-38,263,827,744.45-12,448,524,480.30

Finding the Fourth Proportional to 25,509,218,496.30, 38,263,827,744.45 and 12,448,524,480.30

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Solution

The fourth proportional to 25,509,218,496.30, 38,263,827,744.45 and 12,448,524,480.30 is: 18,672,786,720.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,509,218,496.30 : 38,263,827,744.45 = 12,448,524,480.30 : x
  2. Step 2: Convert to fraction form
    25,509,218,496.30/38,263,827,744.45 = 12,448,524,480.30/x
  3. Step 3: Cross multiply
    25,509,218,496.30x = 38,263,827,744.45 × 12,448,524,480.30
  4. Step 4: Simplify right side
    25,509,218,496.30x = 476,328,196,386,768,093,184
  5. Step 5: Solve for x
    x = 476,328,196,386,768,093,184/25,509,218,496.30
  6. Step 6: Final answer
    x = 18,672,786,720.45

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Double scale
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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.