Home / 13,784,451,009.77-20,682,690,705.36-4,827,069,275.49

Finding the Fourth Proportional to 13,784,451,009.77, 20,682,690,705.36 and 4,827,069,275.49

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Solution

The fourth proportional to 13,784,451,009.77, 20,682,690,705.36 and 4,827,069,275.49 is: 7,242,709,975.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,784,451,009.77 : 20,682,690,705.36 = 4,827,069,275.49 : x
  2. Step 2: Convert to fraction form
    13,784,451,009.77/20,682,690,705.36 = 4,827,069,275.49/x
  3. Step 3: Cross multiply
    13,784,451,009.77x = 20,682,690,705.36 × 4,827,069,275.49
  4. Step 4: Simplify right side
    13,784,451,009.77x = 99,836,780,838,305,857,536
  5. Step 5: Solve for x
    x = 99,836,780,838,305,857,536/13,784,451,009.77
  6. Step 6: Final answer
    x = 7,242,709,975.72

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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.