Home / 193,553,875.20-290,330,812.80-170,879,059.20

Finding the Fourth Proportional to 193,553,875.20, 290,330,812.80 and 170,879,059.20

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Solution

The fourth proportional to 193,553,875.20, 290,330,812.80 and 170,879,059.20 is: 256,318,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,553,875.20 : 290,330,812.80 = 170,879,059.20 : x
  2. Step 2: Convert to fraction form
    193,553,875.20/290,330,812.80 = 170,879,059.20/x
  3. Step 3: Cross multiply
    193,553,875.20x = 290,330,812.80 × 170,879,059.20
  4. Step 4: Simplify right side
    193,553,875.20x = 49,611,456,148,035,320
  5. Step 5: Solve for x
    x = 49,611,456,148,035,320/193,553,875.20
  6. Step 6: Final answer
    x = 256,318,588.80

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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.