Home / 13,357,982,295.80-20,036,973,443.70-12,132,534,462.20

Finding the Fourth Proportional to 13,357,982,295.80, 20,036,973,443.70 and 12,132,534,462.20

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Solution

The fourth proportional to 13,357,982,295.80, 20,036,973,443.70 and 12,132,534,462.20 is: 18,198,801,693.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357,982,295.80 : 20,036,973,443.70 = 12,132,534,462.20 : x
  2. Step 2: Convert to fraction form
    13,357,982,295.80/20,036,973,443.70 = 12,132,534,462.20/x
  3. Step 3: Cross multiply
    13,357,982,295.80x = 20,036,973,443.70 × 12,132,534,462.20
  4. Step 4: Simplify right side
    13,357,982,295.80x = 243,099,270,823,876,493,312
  5. Step 5: Solve for x
    x = 243,099,270,823,876,493,312/13,357,982,295.80
  6. Step 6: Final answer
    x = 18,198,801,693.30

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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.