Home / 177,853,668.30-266,780,502.45-147,620,580.30

Finding the Fourth Proportional to 177,853,668.30, 266,780,502.45 and 147,620,580.30

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Solution

The fourth proportional to 177,853,668.30, 266,780,502.45 and 147,620,580.30 is: 221,430,870.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,853,668.30 : 266,780,502.45 = 147,620,580.30 : x
  2. Step 2: Convert to fraction form
    177,853,668.30/266,780,502.45 = 147,620,580.30/x
  3. Step 3: Cross multiply
    177,853,668.30x = 266,780,502.45 × 147,620,580.30
  4. Step 4: Simplify right side
    177,853,668.30x = 39,382,292,584,394,576
  5. Step 5: Solve for x
    x = 39,382,292,584,394,576/177,853,668.30
  6. Step 6: Final answer
    x = 221,430,870.45

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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.