Home / 31,569,958,268.46-43,561,005,209.91-18,015,406,759.98

Finding the Fourth Proportional to 31,569,958,268.46, 43,561,005,209.91 and 18,015,406,759.98

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Solution

The fourth proportional to 31,569,958,268.46, 43,561,005,209.91 and 18,015,406,759.98 is: 24,858,101,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,569,958,268.46 : 43,561,005,209.91 = 18,015,406,759.98 : x
  2. Step 2: Convert to fraction form
    31,569,958,268.46/43,561,005,209.91 = 18,015,406,759.98/x
  3. Step 3: Cross multiply
    31,569,958,268.46x = 43,561,005,209.91 × 18,015,406,759.98
  4. Step 4: Simplify right side
    31,569,958,268.46x = 784,769,227,730,136,596,480
  5. Step 5: Solve for x
    x = 784,769,227,730,136,596,480/31,569,958,268.46
  6. Step 6: Final answer
    x = 24,858,101,523.50

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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.