Home / 39,205,389,381.48-54,108,011,381.86-22,291,571,231.08

Finding the Fourth Proportional to 39,205,389,381.48, 54,108,011,381.86 and 22,291,571,231.08

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Solution

The fourth proportional to 39,205,389,381.48, 54,108,011,381.86 and 22,291,571,231.08 is: 30,764,969,023.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,205,389,381.48 : 54,108,011,381.86 = 22,291,571,231.08 : x
  2. Step 2: Convert to fraction form
    39,205,389,381.48/54,108,011,381.86 = 22,291,571,231.08/x
  3. Step 3: Cross multiply
    39,205,389,381.48x = 54,108,011,381.86 × 22,291,571,231.08
  4. Step 4: Simplify right side
    39,205,389,381.48x = 1,206,152,589,890,819,719,168
  5. Step 5: Solve for x
    x = 1,206,152,589,890,819,719,168/39,205,389,381.48
  6. Step 6: Final answer
    x = 30,764,969,023.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.