Home / 164,878,725.20-247,318,087.80-43,722,424.40

Finding the Fourth Proportional to 164,878,725.20, 247,318,087.80 and 43,722,424.40

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Solution

The fourth proportional to 164,878,725.20, 247,318,087.80 and 43,722,424.40 is: 65,583,636.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,878,725.20 : 247,318,087.80 = 43,722,424.40 : x
  2. Step 2: Convert to fraction form
    164,878,725.20/247,318,087.80 = 43,722,424.40/x
  3. Step 3: Cross multiply
    164,878,725.20x = 247,318,087.80 × 43,722,424.40
  4. Step 4: Simplify right side
    164,878,725.20x = 10,813,346,396,588,062
  5. Step 5: Solve for x
    x = 10,813,346,396,588,062/164,878,725.20
  6. Step 6: Final answer
    x = 65,583,636.60

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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.