Home / 8,768,820,121.20-13,153,230,181.80-5,979,392,600.40

Finding the Fourth Proportional to 8,768,820,121.20, 13,153,230,181.80 and 5,979,392,600.40

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Solution

The fourth proportional to 8,768,820,121.20, 13,153,230,181.80 and 5,979,392,600.40 is: 8,969,088,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768,820,121.20 : 13,153,230,181.80 = 5,979,392,600.40 : x
  2. Step 2: Convert to fraction form
    8,768,820,121.20/13,153,230,181.80 = 5,979,392,600.40/x
  3. Step 3: Cross multiply
    8,768,820,121.20x = 13,153,230,181.80 × 5,979,392,600.40
  4. Step 4: Simplify right side
    8,768,820,121.20x = 78,648,327,220,412,858,368
  5. Step 5: Solve for x
    x = 78,648,327,220,412,858,368/8,768,820,121.20
  6. Step 6: Final answer
    x = 8,969,088,900.60

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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.