Home / 2,245,817,999.80-3,368,952,114.90-771,763,670.20

Finding the Fourth Proportional to 2,245,817,999.80, 3,368,952,114.90 and 771,763,670.20

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Solution

The fourth proportional to 2,245,817,999.80, 3,368,952,114.90 and 771,763,670.20 is: 1,157,722,864.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,245,817,999.80 : 3,368,952,114.90 = 771,763,670.20 : x
  2. Step 2: Convert to fraction form
    2,245,817,999.80/3,368,952,114.90 = 771,763,670.20/x
  3. Step 3: Cross multiply
    2,245,817,999.80x = 3,368,952,114.90 × 771,763,670.20
  4. Step 4: Simplify right side
    2,245,817,999.80x = 2,600,034,848,923,276,288
  5. Step 5: Solve for x
    x = 2,600,034,848,923,276,288/2,245,817,999.80
  6. Step 6: Final answer
    x = 1,157,722,864.97

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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.