Home / 272,450,006.52-408,432,033.78-99,886,608.60

Finding the Fourth Proportional to 272,450,006.52, 408,432,033.78 and 99,886,608.60

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Solution

The fourth proportional to 272,450,006.52, 408,432,033.78 and 99,886,608.60 is: 149,740,832.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,450,006.52 : 408,432,033.78 = 99,886,608.60 : x
  2. Step 2: Convert to fraction form
    272,450,006.52/408,432,033.78 = 99,886,608.60/x
  3. Step 3: Cross multiply
    272,450,006.52x = 408,432,033.78 × 99,886,608.60
  4. Step 4: Simplify right side
    272,450,006.52x = 40,796,890,697,884,832
  5. Step 5: Solve for x
    x = 40,796,890,697,884,832/272,450,006.52
  6. Step 6: Final answer
    x = 149,740,832.16

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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.