Home / 9,331,429,406.78-13,997,157,581.64-3,810,687,438.53

Finding the Fourth Proportional to 9,331,429,406.78, 13,997,157,581.64 and 3,810,687,438.53

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Solution

The fourth proportional to 9,331,429,406.78, 13,997,157,581.64 and 3,810,687,438.53 is: 5,716,036,659.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331,429,406.78 : 13,997,157,581.64 = 3,810,687,438.53 : x
  2. Step 2: Convert to fraction form
    9,331,429,406.78/13,997,157,581.64 = 3,810,687,438.53/x
  3. Step 3: Cross multiply
    9,331,429,406.78x = 13,997,157,581.64 × 3,810,687,438.53
  4. Step 4: Simplify right side
    9,331,429,406.78x = 53,338,792,571,507,867,648
  5. Step 5: Solve for x
    x = 53,338,792,571,507,867,648/9,331,429,406.78
  6. Step 6: Final answer
    x = 5,716,036,659.16

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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.