Home / 193,333,518.39-266,780,148.89-109,674,994.71

Finding the Fourth Proportional to 193,333,518.39, 266,780,148.89 and 109,674,994.71

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Solution

The fourth proportional to 193,333,518.39, 266,780,148.89 and 109,674,994.71 is: 151,340,086.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,333,518.39 : 266,780,148.89 = 109,674,994.71 : x
  2. Step 2: Convert to fraction form
    193,333,518.39/266,780,148.89 = 109,674,994.71/x
  3. Step 3: Cross multiply
    193,333,518.39x = 266,780,148.89 × 109,674,994.71
  4. Step 4: Simplify right side
    193,333,518.39x = 29,259,111,417,695,384
  5. Step 5: Solve for x
    x = 29,259,111,417,695,384/193,333,518.39
  6. Step 6: Final answer
    x = 151,340,086.61

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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.