Home / 85,176,077.40-127,764,116.10-46,822,771.80

Finding the Fourth Proportional to 85,176,077.40, 127,764,116.10 and 46,822,771.80

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Solution

The fourth proportional to 85,176,077.40, 127,764,116.10 and 46,822,771.80 is: 70,234,157.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,176,077.40 : 127,764,116.10 = 46,822,771.80 : x
  2. Step 2: Convert to fraction form
    85,176,077.40/127,764,116.10 = 46,822,771.80/x
  3. Step 3: Cross multiply
    85,176,077.40x = 127,764,116.10 × 46,822,771.80
  4. Step 4: Simplify right side
    85,176,077.40x = 5,982,270,052,379,005
  5. Step 5: Solve for x
    x = 5,982,270,052,379,005/85,176,077.40
  6. Step 6: Final answer
    x = 70,234,157.70

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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.