Home / 355,072,281,999.96-532,551,727,542.40-103,474,624,622.52

Finding the Fourth Proportional to 355,072,281,999.96, 532,551,727,542.40 and 103,474,624,622.52

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Solution

The fourth proportional to 355,072,281,999.96, 532,551,727,542.40 and 103,474,624,622.52 is: 155,195,414,829.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,072,281,999.96 : 532,551,727,542.40 = 103,474,624,622.52 : x
  2. Step 2: Convert to fraction form
    355,072,281,999.96/532,551,727,542.40 = 103,474,624,622.52/x
  3. Step 3: Cross multiply
    355,072,281,999.96x = 532,551,727,542.40 × 103,474,624,622.52
  4. Step 4: Simplify right side
    355,072,281,999.96x = 55,105,590,099,524,393,631,744
  5. Step 5: Solve for x
    x = 55,105,590,099,524,393,631,744/355,072,281,999.96
  6. Step 6: Final answer
    x = 155,195,414,829.74

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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.