Home / 589,034,768.80-883,543,858.80-265,918,122.40

Finding the Fourth Proportional to 589,034,768.80, 883,543,858.80 and 265,918,122.40

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Solution

The fourth proportional to 589,034,768.80, 883,543,858.80 and 265,918,122.40 is: 398,873,439.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,034,768.80 : 883,543,858.80 = 265,918,122.40 : x
  2. Step 2: Convert to fraction form
    589,034,768.80/883,543,858.80 = 265,918,122.40/x
  3. Step 3: Cross multiply
    589,034,768.80x = 883,543,858.80 × 265,918,122.40
  4. Step 4: Simplify right side
    589,034,768.80x = 234,950,323,990,146,720
  5. Step 5: Solve for x
    x = 234,950,323,990,146,720/589,034,768.80
  6. Step 6: Final answer
    x = 398,873,439.12

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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.