Home / 3,539,808,002.80-5,309,712,004.20-2,437,811,945.20

Finding the Fourth Proportional to 3,539,808,002.80, 5,309,712,004.20 and 2,437,811,945.20

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Solution

The fourth proportional to 3,539,808,002.80, 5,309,712,004.20 and 2,437,811,945.20 is: 3,656,717,917.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539,808,002.80 : 5,309,712,004.20 = 2,437,811,945.20 : x
  2. Step 2: Convert to fraction form
    3,539,808,002.80/5,309,712,004.20 = 2,437,811,945.20/x
  3. Step 3: Cross multiply
    3,539,808,002.80x = 5,309,712,004.20 × 2,437,811,945.20
  4. Step 4: Simplify right side
    3,539,808,002.80x = 12,944,079,349,410,590,720
  5. Step 5: Solve for x
    x = 12,944,079,349,410,590,720/3,539,808,002.80
  6. Step 6: Final answer
    x = 3,656,717,917.80

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Double scale
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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.