Home / 2,883,111,566.86-3,978,990,507.45-1,754,161,477.78

Finding the Fourth Proportional to 2,883,111,566.86, 3,978,990,507.45 and 1,754,161,477.78

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Solution

The fourth proportional to 2,883,111,566.86, 3,978,990,507.45 and 1,754,161,477.78 is: 2,420,923,265.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883,111,566.86 : 3,978,990,507.45 = 1,754,161,477.78 : x
  2. Step 2: Convert to fraction form
    2,883,111,566.86/3,978,990,507.45 = 1,754,161,477.78/x
  3. Step 3: Cross multiply
    2,883,111,566.86x = 3,978,990,507.45 × 1,754,161,477.78
  4. Step 4: Simplify right side
    2,883,111,566.86x = 6,979,791,868,621,083,648
  5. Step 5: Solve for x
    x = 6,979,791,868,621,083,648/2,883,111,566.86
  6. Step 6: Final answer
    x = 2,420,923,265.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.