Home / 1,390,722,067,970.90-2,086,083,101,956.30-1,011,635,424,156.40

Finding the Fourth Proportional to 1,390,722,067,970.90, 2,086,083,101,956.30 and 1,011,635,424,156.40

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Solution

The fourth proportional to 1,390,722,067,970.90, 2,086,083,101,956.30 and 1,011,635,424,156.40 is: 1,517,453,136,234.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,390,722,067,970.90 : 2,086,083,101,956.30 = 1,011,635,424,156.40 : x
  2. Step 2: Convert to fraction form
    1,390,722,067,970.90/2,086,083,101,956.30 = 1,011,635,424,156.40/x
  3. Step 3: Cross multiply
    1,390,722,067,970.90x = 2,086,083,101,956.30 × 1,011,635,424,156.40
  4. Step 4: Simplify right side
    1,390,722,067,970.90x = 2,110,355,563,673,060,382,867,456
  5. Step 5: Solve for x
    x = 2,110,355,563,673,060,382,867,456/1,390,722,067,970.90
  6. Step 6: Final answer
    x = 1,517,453,136,234.56

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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.