Home / 1,605,802,941.93-2,408,651,410.87-660,368,309.43

Finding the Fourth Proportional to 1,605,802,941.93, 2,408,651,410.87 and 660,368,309.43

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Solution

The fourth proportional to 1,605,802,941.93, 2,408,651,410.87 and 660,368,309.43 is: 990,530,667.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,802,941.93 : 2,408,651,410.87 = 660,368,309.43 : x
  2. Step 2: Convert to fraction form
    1,605,802,941.93/2,408,651,410.87 = 660,368,309.43/x
  3. Step 3: Cross multiply
    1,605,802,941.93x = 2,408,651,410.87 × 660,368,309.43
  4. Step 4: Simplify right side
    1,605,802,941.93x = 1,590,597,060,198,736,640
  5. Step 5: Solve for x
    x = 1,590,597,060,198,736,640/1,605,802,941.93
  6. Step 6: Final answer
    x = 990,530,667.66

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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.