Home / 208,781,708.40-313,172,562.60-175,525,311.60

Finding the Fourth Proportional to 208,781,708.40, 313,172,562.60 and 175,525,311.60

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Solution

The fourth proportional to 208,781,708.40, 313,172,562.60 and 175,525,311.60 is: 263,287,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,781,708.40 : 313,172,562.60 = 175,525,311.60 : x
  2. Step 2: Convert to fraction form
    208,781,708.40/313,172,562.60 = 175,525,311.60/x
  3. Step 3: Cross multiply
    208,781,708.40x = 313,172,562.60 × 175,525,311.60
  4. Step 4: Simplify right side
    208,781,708.40x = 54,969,711,634,935,512
  5. Step 5: Solve for x
    x = 54,969,711,634,935,512/208,781,708.40
  6. Step 6: Final answer
    x = 263,287,967.40

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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.