Home / 13,899,286,754.78-19,180,879,452.90-7,555,277,133.14

Finding the Fourth Proportional to 13,899,286,754.78, 19,180,879,452.90 and 7,555,277,133.14

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Solution

The fourth proportional to 13,899,286,754.78, 19,180,879,452.90 and 7,555,277,133.14 is: 10,426,208,371.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899,286,754.78 : 19,180,879,452.90 = 7,555,277,133.14 : x
  2. Step 2: Convert to fraction form
    13,899,286,754.78/19,180,879,452.90 = 7,555,277,133.14/x
  3. Step 3: Cross multiply
    13,899,286,754.78x = 19,180,879,452.90 × 7,555,277,133.14
  4. Step 4: Simplify right side
    13,899,286,754.78x = 144,916,859,923,918,176,256
  5. Step 5: Solve for x
    x = 144,916,859,923,918,176,256/13,899,286,754.78
  6. Step 6: Final answer
    x = 10,426,208,371.74

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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.