Home / 103,458,910.14-155,192,030.73-25,736,218.74

Finding the Fourth Proportional to 103,458,910.14, 155,192,030.73 and 25,736,218.74

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Solution

The fourth proportional to 103,458,910.14, 155,192,030.73 and 25,736,218.74 is: 38,605,239.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,458,910.14 : 155,192,030.73 = 25,736,218.74 : x
  2. Step 2: Convert to fraction form
    103,458,910.14/155,192,030.73 = 25,736,218.74/x
  3. Step 3: Cross multiply
    103,458,910.14x = 155,192,030.73 × 25,736,218.74
  4. Step 4: Simplify right side
    103,458,910.14x = 3,994,056,049,572,081.50
  5. Step 5: Solve for x
    x = 3,994,056,049,572,081.50/103,458,910.14
  6. Step 6: Final answer
    x = 38,605,239.94

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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.