Home / 188,628,788-282,943,166.64-52,314,169.76

Finding the Fourth Proportional to 188,628,788, 282,943,166.64 and 52,314,169.76

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Solution

The fourth proportional to 188,628,788, 282,943,166.64 and 52,314,169.76 is: 78,471,250.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,628,788 : 282,943,166.64 = 52,314,169.76 : x
  2. Step 2: Convert to fraction form
    188,628,788/282,943,166.64 = 52,314,169.76/x
  3. Step 3: Cross multiply
    188,628,788x = 282,943,166.64 × 52,314,169.76
  4. Step 4: Simplify right side
    188,628,788x = 14,801,936,852,036,928
  5. Step 5: Solve for x
    x = 14,801,936,852,036,928/188,628,788
  6. Step 6: Final answer
    x = 78,471,250.38

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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.