Home / 166,220,020.62-249,330,033.09-45,051,472.62

Finding the Fourth Proportional to 166,220,020.62, 249,330,033.09 and 45,051,472.62

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Solution

The fourth proportional to 166,220,020.62, 249,330,033.09 and 45,051,472.62 is: 67,577,209.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,220,020.62 : 249,330,033.09 = 45,051,472.62 : x
  2. Step 2: Convert to fraction form
    166,220,020.62/249,330,033.09 = 45,051,472.62/x
  3. Step 3: Cross multiply
    166,220,020.62x = 249,330,033.09 × 45,051,472.62
  4. Step 4: Simplify right side
    166,220,020.62x = 11,232,685,159,097,828
  5. Step 5: Solve for x
    x = 11,232,685,159,097,828/166,220,020.62
  6. Step 6: Final answer
    x = 67,577,209.52

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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.