Home / 355,185,983.60-532,773,100.92-106,191,821.84

Finding the Fourth Proportional to 355,185,983.60, 532,773,100.92 and 106,191,821.84

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Solution

The fourth proportional to 355,185,983.60, 532,773,100.92 and 106,191,821.84 is: 159,285,976.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,185,983.60 : 532,773,100.92 = 106,191,821.84 : x
  2. Step 2: Convert to fraction form
    355,185,983.60/532,773,100.92 = 106,191,821.84/x
  3. Step 3: Cross multiply
    355,185,983.60x = 532,773,100.92 × 106,191,821.84
  4. Step 4: Simplify right side
    355,185,983.60x = 56,576,146,214,040,984
  5. Step 5: Solve for x
    x = 56,576,146,214,040,984/355,185,983.60
  6. Step 6: Final answer
    x = 159,285,976.44

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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.