Home / 3,852,997,537.76-5,317,577,684.80-2,159,909,464.56

Finding the Fourth Proportional to 3,852,997,537.76, 5,317,577,684.80 and 2,159,909,464.56

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Solution

The fourth proportional to 3,852,997,537.76, 5,317,577,684.80 and 2,159,909,464.56 is: 2,980,922,322.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,852,997,537.76 : 5,317,577,684.80 = 2,159,909,464.56 : x
  2. Step 2: Convert to fraction form
    3,852,997,537.76/5,317,577,684.80 = 2,159,909,464.56/x
  3. Step 3: Cross multiply
    3,852,997,537.76x = 5,317,577,684.80 × 2,159,909,464.56
  4. Step 4: Simplify right side
    3,852,997,537.76x = 11,485,486,369,932,572,672
  5. Step 5: Solve for x
    x = 11,485,486,369,932,572,672/3,852,997,537.76
  6. Step 6: Final answer
    x = 2,980,922,322.78

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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.