Home / 74,325,166.40-111,487,749.60-48,497,133.80

Finding the Fourth Proportional to 74,325,166.40, 111,487,749.60 and 48,497,133.80

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Solution

The fourth proportional to 74,325,166.40, 111,487,749.60 and 48,497,133.80 is: 72,745,700.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,325,166.40 : 111,487,749.60 = 48,497,133.80 : x
  2. Step 2: Convert to fraction form
    74,325,166.40/111,487,749.60 = 48,497,133.80/x
  3. Step 3: Cross multiply
    74,325,166.40x = 111,487,749.60 × 48,497,133.80
  4. Step 4: Simplify right side
    74,325,166.40x = 5,406,836,309,412,096
  5. Step 5: Solve for x
    x = 5,406,836,309,412,096/74,325,166.40
  6. Step 6: Final answer
    x = 72,745,700.70

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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.