Home / 13,899,286,755.78-19,180,879,454.28-7,555,277,134.14

Finding the Fourth Proportional to 13,899,286,755.78, 19,180,879,454.28 and 7,555,277,134.14

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Solution

The fourth proportional to 13,899,286,755.78, 19,180,879,454.28 and 7,555,277,134.14 is: 10,426,208,373.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899,286,755.78 : 19,180,879,454.28 = 7,555,277,134.14 : x
  2. Step 2: Convert to fraction form
    13,899,286,755.78/19,180,879,454.28 = 7,555,277,134.14/x
  3. Step 3: Cross multiply
    13,899,286,755.78x = 19,180,879,454.28 × 7,555,277,134.14
  4. Step 4: Simplify right side
    13,899,286,755.78x = 144,916,859,953,617,403,904
  5. Step 5: Solve for x
    x = 144,916,859,953,617,403,904/13,899,286,755.78
  6. Step 6: Final answer
    x = 10,426,208,373.13

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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.