Home / 205,850,009.60-308,775,014.40-177,152,195.60

Finding the Fourth Proportional to 205,850,009.60, 308,775,014.40 and 177,152,195.60

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Solution

The fourth proportional to 205,850,009.60, 308,775,014.40 and 177,152,195.60 is: 265,728,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,850,009.60 : 308,775,014.40 = 177,152,195.60 : x
  2. Step 2: Convert to fraction form
    205,850,009.60/308,775,014.40 = 177,152,195.60/x
  3. Step 3: Cross multiply
    205,850,009.60x = 308,775,014.40 × 177,152,195.60
  4. Step 4: Simplify right side
    205,850,009.60x = 54,700,171,747,381,608
  5. Step 5: Solve for x
    x = 54,700,171,747,381,608/205,850,009.60
  6. Step 6: Final answer
    x = 265,728,293.40

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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.