Home / 247,689,962.52-341,791,932.08-145,831,561.94

Finding the Fourth Proportional to 247,689,962.52, 341,791,932.08 and 145,831,561.94

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Solution

The fourth proportional to 247,689,962.52, 341,791,932.08 and 145,831,561.94 is: 201,235,652.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,689,962.52 : 341,791,932.08 = 145,831,561.94 : x
  2. Step 2: Convert to fraction form
    247,689,962.52/341,791,932.08 = 145,831,561.94/x
  3. Step 3: Cross multiply
    247,689,962.52x = 341,791,932.08 × 145,831,561.94
  4. Step 4: Simplify right side
    247,689,962.52x = 49,844,051,313,716,792
  5. Step 5: Solve for x
    x = 49,844,051,313,716,792/247,689,962.52
  6. Step 6: Final answer
    x = 201,235,652.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.