Home / 533,642,163.10-800,601,252.87-312,500,261.77

Finding the Fourth Proportional to 533,642,163.10, 800,601,252.87 and 312,500,261.77

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Solution

The fourth proportional to 533,642,163.10, 800,601,252.87 and 312,500,261.77 is: 468,831,210.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,642,163.10 : 800,601,252.87 = 312,500,261.77 : x
  2. Step 2: Convert to fraction form
    533,642,163.10/800,601,252.87 = 312,500,261.77/x
  3. Step 3: Cross multiply
    533,642,163.10x = 800,601,252.87 × 312,500,261.77
  4. Step 4: Simplify right side
    533,642,163.10x = 250,188,101,095,264,960
  5. Step 5: Solve for x
    x = 250,188,101,095,264,960/533,642,163.10
  6. Step 6: Final answer
    x = 468,831,210.12

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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.