Home / 11,959,776,020.40-17,939,664,030.60-7,062,015,764.40

Finding the Fourth Proportional to 11,959,776,020.40, 17,939,664,030.60 and 7,062,015,764.40

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Solution

The fourth proportional to 11,959,776,020.40, 17,939,664,030.60 and 7,062,015,764.40 is: 10,593,023,646.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,959,776,020.40 : 17,939,664,030.60 = 7,062,015,764.40 : x
  2. Step 2: Convert to fraction form
    11,959,776,020.40/17,939,664,030.60 = 7,062,015,764.40/x
  3. Step 3: Cross multiply
    11,959,776,020.40x = 17,939,664,030.60 × 7,062,015,764.40
  4. Step 4: Simplify right side
    11,959,776,020.40x = 126,690,190,192,136,830,976
  5. Step 5: Solve for x
    x = 126,690,190,192,136,830,976/11,959,776,020.40
  6. Step 6: Final answer
    x = 10,593,023,646.60

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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.