Home / 198,307,457.72-273,670,929.38-110,205,168.76

Finding the Fourth Proportional to 198,307,457.72, 273,670,929.38 and 110,205,168.76

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Solution

The fourth proportional to 198,307,457.72, 273,670,929.38 and 110,205,168.76 is: 152,086,821.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,307,457.72 : 273,670,929.38 = 110,205,168.76 : x
  2. Step 2: Convert to fraction form
    198,307,457.72/273,670,929.38 = 110,205,168.76/x
  3. Step 3: Cross multiply
    198,307,457.72x = 273,670,929.38 × 110,205,168.76
  4. Step 4: Simplify right side
    198,307,457.72x = 30,159,950,957,028,944
  5. Step 5: Solve for x
    x = 30,159,950,957,028,944/198,307,457.72
  6. Step 6: Final answer
    x = 152,086,821.66

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1.5x scale

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.