Home / 103,666,900.41-143,059,472.22-56,624,003.86

Finding the Fourth Proportional to 103,666,900.41, 143,059,472.22 and 56,624,003.86

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Solution

The fourth proportional to 103,666,900.41, 143,059,472.22 and 56,624,003.86 is: 78,140,660.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,666,900.41 : 143,059,472.22 = 56,624,003.86 : x
  2. Step 2: Convert to fraction form
    103,666,900.41/143,059,472.22 = 56,624,003.86/x
  3. Step 3: Cross multiply
    103,666,900.41x = 143,059,472.22 × 56,624,003.86
  4. Step 4: Simplify right side
    103,666,900.41x = 8,100,600,106,911,723
  5. Step 5: Solve for x
    x = 8,100,600,106,911,723/103,666,900.41
  6. Step 6: Final answer
    x = 78,140,660.86

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