Home / 172,063,248.40-258,094,872.60-165,260,803.60

Finding the Fourth Proportional to 172,063,248.40, 258,094,872.60 and 165,260,803.60

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Solution

The fourth proportional to 172,063,248.40, 258,094,872.60 and 165,260,803.60 is: 247,891,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,063,248.40 : 258,094,872.60 = 165,260,803.60 : x
  2. Step 2: Convert to fraction form
    172,063,248.40/258,094,872.60 = 165,260,803.60/x
  3. Step 3: Cross multiply
    172,063,248.40x = 258,094,872.60 × 165,260,803.60
  4. Step 4: Simplify right side
    172,063,248.40x = 42,652,966,050,915,616
  5. Step 5: Solve for x
    x = 42,652,966,050,915,616/172,063,248.40
  6. Step 6: Final answer
    x = 247,891,205.40

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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.