Home / 8,961,584,989.17-13,435,750,536.87-5,419,538,969.16

Finding the Fourth Proportional to 8,961,584,989.17, 13,435,750,536.87 and 5,419,538,969.16

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Solution

The fourth proportional to 8,961,584,989.17, 13,435,750,536.87 and 5,419,538,969.16 is: 8,125,300,792.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,961,584,989.17 : 13,435,750,536.87 = 5,419,538,969.16 : x
  2. Step 2: Convert to fraction form
    8,961,584,989.17/13,435,750,536.87 = 5,419,538,969.16/x
  3. Step 3: Cross multiply
    8,961,584,989.17x = 13,435,750,536.87 × 5,419,538,969.16
  4. Step 4: Simplify right side
    8,961,584,989.17x = 72,815,573,614,444,339,200
  5. Step 5: Solve for x
    x = 72,815,573,614,444,339,200/8,961,584,989.17
  6. Step 6: Final answer
    x = 8,125,300,792.49

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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.