Home / 1,390,722,068,015.40-2,086,083,102,023.10-1,324,602,304,559.40

Finding the Fourth Proportional to 1,390,722,068,015.40, 2,086,083,102,023.10 and 1,324,602,304,559.40

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Solution

The fourth proportional to 1,390,722,068,015.40, 2,086,083,102,023.10 and 1,324,602,304,559.40 is: 1,986,903,456,839.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,390,722,068,015.40 : 2,086,083,102,023.10 = 1,324,602,304,559.40 : x
  2. Step 2: Convert to fraction form
    1,390,722,068,015.40/2,086,083,102,023.10 = 1,324,602,304,559.40/x
  3. Step 3: Cross multiply
    1,390,722,068,015.40x = 2,086,083,102,023.10 × 1,324,602,304,559.40
  4. Step 4: Simplify right side
    1,390,722,068,015.40x = 2,763,230,484,442,220,234,539,008
  5. Step 5: Solve for x
    x = 2,763,230,484,442,220,234,539,008/1,390,722,068,015.40
  6. Step 6: Final answer
    x = 1,986,903,456,839.10

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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.