Home / 111,132,362.40-166,698,543.60-34,463,140.80

Finding the Fourth Proportional to 111,132,362.40, 166,698,543.60 and 34,463,140.80

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Solution

The fourth proportional to 111,132,362.40, 166,698,543.60 and 34,463,140.80 is: 51,694,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132,362.40 : 166,698,543.60 = 34,463,140.80 : x
  2. Step 2: Convert to fraction form
    111,132,362.40/166,698,543.60 = 34,463,140.80/x
  3. Step 3: Cross multiply
    111,132,362.40x = 166,698,543.60 × 34,463,140.80
  4. Step 4: Simplify right side
    111,132,362.40x = 5,744,955,379,241,738
  5. Step 5: Solve for x
    x = 5,744,955,379,241,738/111,132,362.40
  6. Step 6: Final answer
    x = 51,694,711.20

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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.