Home / 13,905,240,155.20-20,857,860,232.80-6,558,599,771.20

Finding the Fourth Proportional to 13,905,240,155.20, 20,857,860,232.80 and 6,558,599,771.20

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Solution

The fourth proportional to 13,905,240,155.20, 20,857,860,232.80 and 6,558,599,771.20 is: 9,837,899,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,905,240,155.20 : 20,857,860,232.80 = 6,558,599,771.20 : x
  2. Step 2: Convert to fraction form
    13,905,240,155.20/20,857,860,232.80 = 6,558,599,771.20/x
  3. Step 3: Cross multiply
    13,905,240,155.20x = 20,857,860,232.80 × 6,558,599,771.20
  4. Step 4: Simplify right side
    13,905,240,155.20x = 136,798,357,350,563,643,392
  5. Step 5: Solve for x
    x = 136,798,357,350,563,643,392/13,905,240,155.20
  6. Step 6: Final answer
    x = 9,837,899,656.80

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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.