Home / 161,282,667,531.74-222,570,102,978.94-89,024,746,015.17

Finding the Fourth Proportional to 161,282,667,531.74, 222,570,102,978.94 and 89,024,746,015.17

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Solution

The fourth proportional to 161,282,667,531.74, 222,570,102,978.94 and 89,024,746,015.17 is: 122,854,161,525.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,282,667,531.74 : 222,570,102,978.94 = 89,024,746,015.17 : x
  2. Step 2: Convert to fraction form
    161,282,667,531.74/222,570,102,978.94 = 89,024,746,015.17/x
  3. Step 3: Cross multiply
    161,282,667,531.74x = 222,570,102,978.94 × 89,024,746,015.17
  4. Step 4: Simplify right side
    161,282,667,531.74x = 19,814,246,888,269,921,910,784
  5. Step 5: Solve for x
    x = 19,814,246,888,269,921,910,784/161,282,667,531.74
  6. Step 6: Final answer
    x = 122,854,161,525.89

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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.