Home / 411,565,417,138.48-617,279,652,514.98-124,655,259,486.04

Finding the Fourth Proportional to 411,565,417,138.48, 617,279,652,514.98 and 124,655,259,486.04

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Solution

The fourth proportional to 411,565,417,138.48, 617,279,652,514.98 and 124,655,259,486.04 is: 186,962,150,014.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,565,417,138.48 : 617,279,652,514.98 = 124,655,259,486.04 : x
  2. Step 2: Convert to fraction form
    411,565,417,138.48/617,279,652,514.98 = 124,655,259,486.04/x
  3. Step 3: Cross multiply
    411,565,417,138.48x = 617,279,652,514.98 × 124,655,259,486.04
  4. Step 4: Simplify right side
    411,565,417,138.48x = 76,947,155,259,707,434,729,472
  5. Step 5: Solve for x
    x = 76,947,155,259,707,434,729,472/411,565,417,138.48
  6. Step 6: Final answer
    x = 186,962,150,014.22

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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.