Home / 112,331,440.80-168,497,161.20-99,576,856.80

Finding the Fourth Proportional to 112,331,440.80, 168,497,161.20 and 99,576,856.80

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Solution

The fourth proportional to 112,331,440.80, 168,497,161.20 and 99,576,856.80 is: 149,365,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,331,440.80 : 168,497,161.20 = 99,576,856.80 : x
  2. Step 2: Convert to fraction form
    112,331,440.80/168,497,161.20 = 99,576,856.80/x
  3. Step 3: Cross multiply
    112,331,440.80x = 168,497,161.20 × 99,576,856.80
  4. Step 4: Simplify right side
    112,331,440.80x = 16,778,417,692,018,914
  5. Step 5: Solve for x
    x = 16,778,417,692,018,914/112,331,440.80
  6. Step 6: Final answer
    x = 149,365,285.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.