Home / 187,252,406.40-280,878,609.60-175,914,998.40

Finding the Fourth Proportional to 187,252,406.40, 280,878,609.60 and 175,914,998.40

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Solution

The fourth proportional to 187,252,406.40, 280,878,609.60 and 175,914,998.40 is: 263,872,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,252,406.40 : 280,878,609.60 = 175,914,998.40 : x
  2. Step 2: Convert to fraction form
    187,252,406.40/280,878,609.60 = 175,914,998.40/x
  3. Step 3: Cross multiply
    187,252,406.40x = 280,878,609.60 × 175,914,998.40
  4. Step 4: Simplify right side
    187,252,406.40x = 49,410,760,158,378,232
  5. Step 5: Solve for x
    x = 49,410,760,158,378,232/187,252,406.40
  6. Step 6: Final answer
    x = 263,872,497.60

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Similar ratio
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1.5x scale

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.