Home / 205,662,378.46-283,819,304.87-112,842,861.70

Finding the Fourth Proportional to 205,662,378.46, 283,819,304.87 and 112,842,861.70

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Solution

The fourth proportional to 205,662,378.46, 283,819,304.87 and 112,842,861.70 is: 155,726,014.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,662,378.46 : 283,819,304.87 = 112,842,861.70 : x
  2. Step 2: Convert to fraction form
    205,662,378.46/283,819,304.87 = 112,842,861.70/x
  3. Step 3: Cross multiply
    205,662,378.46x = 283,819,304.87 × 112,842,861.70
  4. Step 4: Simplify right side
    205,662,378.46x = 32,026,982,567,235,548
  5. Step 5: Solve for x
    x = 32,026,982,567,235,548/205,662,378.46
  6. Step 6: Final answer
    x = 155,726,014.68

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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.