Home / 235,619,078.71-353,310,372.44-137,282,564.67

Finding the Fourth Proportional to 235,619,078.71, 353,310,372.44 and 137,282,564.67

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Solution

The fourth proportional to 235,619,078.71, 353,310,372.44 and 137,282,564.67 is: 205,854,951.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,619,078.71 : 353,310,372.44 = 137,282,564.67 : x
  2. Step 2: Convert to fraction form
    235,619,078.71/353,310,372.44 = 137,282,564.67/x
  3. Step 3: Cross multiply
    235,619,078.71x = 353,310,372.44 × 137,282,564.67
  4. Step 4: Simplify right side
    235,619,078.71x = 48,503,354,053,076,080
  5. Step 5: Solve for x
    x = 48,503,354,053,076,080/235,619,078.71
  6. Step 6: Final answer
    x = 205,854,951.64

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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.