Home / 177,512,878.40-266,269,317.60-170,710,433.60

Finding the Fourth Proportional to 177,512,878.40, 266,269,317.60 and 170,710,433.60

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Solution

The fourth proportional to 177,512,878.40, 266,269,317.60 and 170,710,433.60 is: 256,065,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,512,878.40 : 266,269,317.60 = 170,710,433.60 : x
  2. Step 2: Convert to fraction form
    177,512,878.40/266,269,317.60 = 170,710,433.60/x
  3. Step 3: Cross multiply
    177,512,878.40x = 266,269,317.60 × 170,710,433.60
  4. Step 4: Simplify right side
    177,512,878.40x = 45,454,950,661,872,112
  5. Step 5: Solve for x
    x = 45,454,950,661,872,112/177,512,878.40
  6. Step 6: Final answer
    x = 256,065,650.40

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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.