Home / 174,625,666.60-261,969,992.70-72,400,037.80

Finding the Fourth Proportional to 174,625,666.60, 261,969,992.70 and 72,400,037.80

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Solution

The fourth proportional to 174,625,666.60, 261,969,992.70 and 72,400,037.80 is: 108,613,113.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,625,666.60 : 261,969,992.70 = 72,400,037.80 : x
  2. Step 2: Convert to fraction form
    174,625,666.60/261,969,992.70 = 72,400,037.80/x
  3. Step 3: Cross multiply
    174,625,666.60x = 261,969,992.70 × 72,400,037.80
  4. Step 4: Simplify right side
    174,625,666.60x = 18,966,637,373,945,724
  5. Step 5: Solve for x
    x = 18,966,637,373,945,724/174,625,666.60
  6. Step 6: Final answer
    x = 108,613,113.66

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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.