Home / 1,327,754,777.80-1,991,632,166.70-940,015,424.20

Finding the Fourth Proportional to 1,327,754,777.80, 1,991,632,166.70 and 940,015,424.20

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Solution

The fourth proportional to 1,327,754,777.80, 1,991,632,166.70 and 940,015,424.20 is: 1,410,023,136.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,327,754,777.80 : 1,991,632,166.70 = 940,015,424.20 : x
  2. Step 2: Convert to fraction form
    1,327,754,777.80/1,991,632,166.70 = 940,015,424.20/x
  3. Step 3: Cross multiply
    1,327,754,777.80x = 1,991,632,166.70 × 940,015,424.20
  4. Step 4: Simplify right side
    1,327,754,777.80x = 1,872,164,956,030,865,664
  5. Step 5: Solve for x
    x = 1,872,164,956,030,865,664/1,327,754,777.80
  6. Step 6: Final answer
    x = 1,410,023,136.30

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1.5x scale

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.