Home / 199,154,589,625.67-274,834,161,724.89-107,703,140,448.06

Finding the Fourth Proportional to 199,154,589,625.67, 274,834,161,724.89 and 107,703,140,448.06

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Solution

The fourth proportional to 199,154,589,625.67, 274,834,161,724.89 and 107,703,140,448.06 is: 148,630,781,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,154,589,625.67 : 274,834,161,724.89 = 107,703,140,448.06 : x
  2. Step 2: Convert to fraction form
    199,154,589,625.67/274,834,161,724.89 = 107,703,140,448.06/x
  3. Step 3: Cross multiply
    199,154,589,625.67x = 274,834,161,724.89 × 107,703,140,448.06
  4. Step 4: Simplify right side
    199,154,589,625.67x = 29,600,502,320,180,664,205,312
  5. Step 5: Solve for x
    x = 29,600,502,320,180,664,205,312/199,154,589,625.67
  6. Step 6: Final answer
    x = 148,630,781,624.55

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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.