Home / 734,831,999.40-1,102,247,999.10-217,216,338.60

Finding the Fourth Proportional to 734,831,999.40, 1,102,247,999.10 and 217,216,338.60

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Solution

The fourth proportional to 734,831,999.40, 1,102,247,999.10 and 217,216,338.60 is: 325,824,507.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,831,999.40 : 1,102,247,999.10 = 217,216,338.60 : x
  2. Step 2: Convert to fraction form
    734,831,999.40/1,102,247,999.10 = 217,216,338.60/x
  3. Step 3: Cross multiply
    734,831,999.40x = 1,102,247,999.10 × 217,216,338.60
  4. Step 4: Simplify right side
    734,831,999.40x = 239,426,274,593,678,080
  5. Step 5: Solve for x
    x = 239,426,274,593,678,080/734,831,999.40
  6. Step 6: Final answer
    x = 325,824,507.90

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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.