Home / 8,538,604,725.72-11,782,631,165.58-5,196,733,656.60

Finding the Fourth Proportional to 8,538,604,725.72, 11,782,631,165.58 and 5,196,733,656.60

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Solution

The fourth proportional to 8,538,604,725.72, 11,782,631,165.58 and 5,196,733,656.60 is: 7,171,100,889.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,604,725.72 : 11,782,631,165.58 = 5,196,733,656.60 : x
  2. Step 2: Convert to fraction form
    8,538,604,725.72/11,782,631,165.58 = 5,196,733,656.60/x
  3. Step 3: Cross multiply
    8,538,604,725.72x = 11,782,631,165.58 × 5,196,733,656.60
  4. Step 4: Simplify right side
    8,538,604,725.72x = 61,231,195,941,473,681,408
  5. Step 5: Solve for x
    x = 61,231,195,941,473,681,408/8,538,604,725.72
  6. Step 6: Final answer
    x = 7,171,100,889.24

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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.