Home / 8,148,762,002.40-12,223,143,003.60-2,628,578,047.20

Finding the Fourth Proportional to 8,148,762,002.40, 12,223,143,003.60 and 2,628,578,047.20

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Solution

The fourth proportional to 8,148,762,002.40, 12,223,143,003.60 and 2,628,578,047.20 is: 3,942,867,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,762,002.40 : 12,223,143,003.60 = 2,628,578,047.20 : x
  2. Step 2: Convert to fraction form
    8,148,762,002.40/12,223,143,003.60 = 2,628,578,047.20/x
  3. Step 3: Cross multiply
    8,148,762,002.40x = 12,223,143,003.60 × 2,628,578,047.20
  4. Step 4: Simplify right side
    8,148,762,002.40x = 32,129,485,367,049,228,288
  5. Step 5: Solve for x
    x = 32,129,485,367,049,228,288/8,148,762,002.40
  6. Step 6: Final answer
    x = 3,942,867,070.80

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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.