Home / 166,001,646.80-249,002,470.20-163,734,165.20

Finding the Fourth Proportional to 166,001,646.80, 249,002,470.20 and 163,734,165.20

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Solution

The fourth proportional to 166,001,646.80, 249,002,470.20 and 163,734,165.20 is: 245,601,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,001,646.80 : 249,002,470.20 = 163,734,165.20 : x
  2. Step 2: Convert to fraction form
    166,001,646.80/249,002,470.20 = 163,734,165.20/x
  3. Step 3: Cross multiply
    166,001,646.80x = 249,002,470.20 × 163,734,165.20
  4. Step 4: Simplify right side
    166,001,646.80x = 40,770,211,590,934,872
  5. Step 5: Solve for x
    x = 40,770,211,590,934,872/166,001,646.80
  6. Step 6: Final answer
    x = 245,601,247.80

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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.