Home / 111,306,220.80-166,881,102.18-49,027,984.08

Finding the Fourth Proportional to 111,306,220.80, 166,881,102.18 and 49,027,984.08

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Solution

The fourth proportional to 111,306,220.80, 166,881,102.18 and 49,027,984.08 is: 73,507,517.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,306,220.80 : 166,881,102.18 = 49,027,984.08 : x
  2. Step 2: Convert to fraction form
    111,306,220.80/166,881,102.18 = 49,027,984.08/x
  3. Step 3: Cross multiply
    111,306,220.80x = 166,881,102.18 × 49,027,984.08
  4. Step 4: Simplify right side
    111,306,220.80x = 8,181,844,020,933,893
  5. Step 5: Solve for x
    x = 8,181,844,020,933,893/111,306,220.80
  6. Step 6: Final answer
    x = 73,507,517.93

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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.