Home / 73,748,037.60-110,622,056.40-39,310,660.80

Finding the Fourth Proportional to 73,748,037.60, 110,622,056.40 and 39,310,660.80

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Solution

The fourth proportional to 73,748,037.60, 110,622,056.40 and 39,310,660.80 is: 58,965,991.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,748,037.60 : 110,622,056.40 = 39,310,660.80 : x
  2. Step 2: Convert to fraction form
    73,748,037.60/110,622,056.40 = 39,310,660.80/x
  3. Step 3: Cross multiply
    73,748,037.60x = 110,622,056.40 × 39,310,660.80
  4. Step 4: Simplify right side
    73,748,037.60x = 4,348,626,136,138,869
  5. Step 5: Solve for x
    x = 4,348,626,136,138,869/73,748,037.60
  6. Step 6: Final answer
    x = 58,965,991.20

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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.