Home / 18,187,558,295.20-27,281,337,442.80-8,877,278,845.60

Finding the Fourth Proportional to 18,187,558,295.20, 27,281,337,442.80 and 8,877,278,845.60

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Solution

The fourth proportional to 18,187,558,295.20, 27,281,337,442.80 and 8,877,278,845.60 is: 13,315,918,268.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,187,558,295.20 : 27,281,337,442.80 = 8,877,278,845.60 : x
  2. Step 2: Convert to fraction form
    18,187,558,295.20/27,281,337,442.80 = 8,877,278,845.60/x
  3. Step 3: Cross multiply
    18,187,558,295.20x = 27,281,337,442.80 × 8,877,278,845.60
  4. Step 4: Simplify right side
    18,187,558,295.20x = 242,184,039,760,643,653,632
  5. Step 5: Solve for x
    x = 242,184,039,760,643,653,632/18,187,558,295.20
  6. Step 6: Final answer
    x = 13,315,918,268.40

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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.