Home / 152,199,727.20-228,131,629.20-84,091,298.40

Finding the Fourth Proportional to 152,199,727.20, 228,131,629.20 and 84,091,298.40

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Solution

The fourth proportional to 152,199,727.20, 228,131,629.20 and 84,091,298.40 is: 126,044,147.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,199,727.20 : 228,131,629.20 = 84,091,298.40 : x
  2. Step 2: Convert to fraction form
    152,199,727.20/228,131,629.20 = 84,091,298.40/x
  3. Step 3: Cross multiply
    152,199,727.20x = 228,131,629.20 × 84,091,298.40
  4. Step 4: Simplify right side
    152,199,727.20x = 19,183,884,905,535,352
  5. Step 5: Solve for x
    x = 19,183,884,905,535,352/152,199,727.20
  6. Step 6: Final answer
    x = 126,044,147.77

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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.