Home / 8,408,512,308.51-11,598,279,443.87-5,392,988,611.65

Finding the Fourth Proportional to 8,408,512,308.51, 11,598,279,443.87 and 5,392,988,611.65

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Solution

The fourth proportional to 8,408,512,308.51, 11,598,279,443.87 and 5,392,988,611.65 is: 7,438,817,553.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,408,512,308.51 : 11,598,279,443.87 = 5,392,988,611.65 : x
  2. Step 2: Convert to fraction form
    8,408,512,308.51/11,598,279,443.87 = 5,392,988,611.65/x
  3. Step 3: Cross multiply
    8,408,512,308.51x = 11,598,279,443.87 × 5,392,988,611.65
  4. Step 4: Simplify right side
    8,408,512,308.51x = 62,549,388,955,498,233,856
  5. Step 5: Solve for x
    x = 62,549,388,955,498,233,856/8,408,512,308.51
  6. Step 6: Final answer
    x = 7,438,817,553.04

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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.