Home / 724,110,715.60-1,086,166,073.40-178,852,249.60

Finding the Fourth Proportional to 724,110,715.60, 1,086,166,073.40 and 178,852,249.60

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Solution

The fourth proportional to 724,110,715.60, 1,086,166,073.40 and 178,852,249.60 is: 268,278,374.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,110,715.60 : 1,086,166,073.40 = 178,852,249.60 : x
  2. Step 2: Convert to fraction form
    724,110,715.60/1,086,166,073.40 = 178,852,249.60/x
  3. Step 3: Cross multiply
    724,110,715.60x = 1,086,166,073.40 × 178,852,249.60
  4. Step 4: Simplify right side
    724,110,715.60x = 194,263,245,666,788,736
  5. Step 5: Solve for x
    x = 194,263,245,666,788,736/724,110,715.60
  6. Step 6: Final answer
    x = 268,278,374.40

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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.