Home / 166,060,722.20-249,232,800.90-74,085,999.80

Finding the Fourth Proportional to 166,060,722.20, 249,232,800.90 and 74,085,999.80

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Solution

The fourth proportional to 166,060,722.20, 249,232,800.90 and 74,085,999.80 is: 111,192,225.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,060,722.20 : 249,232,800.90 = 74,085,999.80 : x
  2. Step 2: Convert to fraction form
    166,060,722.20/249,232,800.90 = 74,085,999.80/x
  3. Step 3: Cross multiply
    166,060,722.20x = 249,232,800.90 × 74,085,999.80
  4. Step 4: Simplify right side
    166,060,722.20x = 18,464,661,237,630,840
  5. Step 5: Solve for x
    x = 18,464,661,237,630,840/166,060,722.20
  6. Step 6: Final answer
    x = 111,192,225.31

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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.