Home / 80,590,037.27-111,214,628.15-45,784,637.60

Finding the Fourth Proportional to 80,590,037.27, 111,214,628.15 and 45,784,637.60

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Solution

The fourth proportional to 80,590,037.27, 111,214,628.15 and 45,784,637.60 is: 63,183,013.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,590,037.27 : 111,214,628.15 = 45,784,637.60 : x
  2. Step 2: Convert to fraction form
    80,590,037.27/111,214,628.15 = 45,784,637.60/x
  3. Step 3: Cross multiply
    80,590,037.27x = 111,214,628.15 × 45,784,637.60
  4. Step 4: Simplify right side
    80,590,037.27x = 5,091,921,444,881,512
  5. Step 5: Solve for x
    x = 5,091,921,444,881,512/80,590,037.27
  6. Step 6: Final answer
    x = 63,183,013.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.