Home / 11,726,078,586.60-17,589,117,879.90-9,889,418,490.60

Finding the Fourth Proportional to 11,726,078,586.60, 17,589,117,879.90 and 9,889,418,490.60

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Solution

The fourth proportional to 11,726,078,586.60, 17,589,117,879.90 and 9,889,418,490.60 is: 14,834,127,735.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,726,078,586.60 : 17,589,117,879.90 = 9,889,418,490.60 : x
  2. Step 2: Convert to fraction form
    11,726,078,586.60/17,589,117,879.90 = 9,889,418,490.60/x
  3. Step 3: Cross multiply
    11,726,078,586.60x = 17,589,117,879.90 × 9,889,418,490.60
  4. Step 4: Simplify right side
    11,726,078,586.60x = 173,946,147,594,826,153,984
  5. Step 5: Solve for x
    x = 173,946,147,594,826,153,984/11,726,078,586.60
  6. Step 6: Final answer
    x = 14,834,127,735.90

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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.