Home / 208,781,716.40-313,172,574.60-175,525,319.60

Finding the Fourth Proportional to 208,781,716.40, 313,172,574.60 and 175,525,319.60

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Solution

The fourth proportional to 208,781,716.40, 313,172,574.60 and 175,525,319.60 is: 263,287,979.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,781,716.40 : 313,172,574.60 = 175,525,319.60 : x
  2. Step 2: Convert to fraction form
    208,781,716.40/313,172,574.60 = 175,525,319.60/x
  3. Step 3: Cross multiply
    208,781,716.40x = 313,172,574.60 × 175,525,319.60
  4. Step 4: Simplify right side
    208,781,716.40x = 54,969,716,246,619,848
  5. Step 5: Solve for x
    x = 54,969,716,246,619,848/208,781,716.40
  6. Step 6: Final answer
    x = 263,287,979.40

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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.