Home / 166,169,085.69-249,030,828.60-129,325,464.96

Finding the Fourth Proportional to 166,169,085.69, 249,030,828.60 and 129,325,464.96

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Solution

The fourth proportional to 166,169,085.69, 249,030,828.60 and 129,325,464.96 is: 193,814,797.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,169,085.69 : 249,030,828.60 = 129,325,464.96 : x
  2. Step 2: Convert to fraction form
    166,169,085.69/249,030,828.60 = 129,325,464.96/x
  3. Step 3: Cross multiply
    166,169,085.69x = 249,030,828.60 × 129,325,464.96
  4. Step 4: Simplify right side
    166,169,085.69x = 32,206,027,698,069,064
  5. Step 5: Solve for x
    x = 32,206,027,698,069,064/166,169,085.69
  6. Step 6: Final answer
    x = 193,814,797.53

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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.