Home / 177,411,766.80-266,117,650.20-100,970,576.40

Finding the Fourth Proportional to 177,411,766.80, 266,117,650.20 and 100,970,576.40

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Solution

The fourth proportional to 177,411,766.80, 266,117,650.20 and 100,970,576.40 is: 151,455,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,411,766.80 : 266,117,650.20 = 100,970,576.40 : x
  2. Step 2: Convert to fraction form
    177,411,766.80/266,117,650.20 = 100,970,576.40/x
  3. Step 3: Cross multiply
    177,411,766.80x = 266,117,650.20 × 100,970,576.40
  4. Step 4: Simplify right side
    177,411,766.80x = 26,870,052,530,907,576
  5. Step 5: Solve for x
    x = 26,870,052,530,907,576/177,411,766.80
  6. Step 6: Final answer
    x = 151,455,864.60

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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.