Home / 31,975,890,685.32-47,971,191,909.96-10,731,158,494.56

Finding the Fourth Proportional to 31,975,890,685.32, 47,971,191,909.96 and 10,731,158,494.56

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Solution

The fourth proportional to 31,975,890,685.32, 47,971,191,909.96 and 10,731,158,494.56 is: 16,099,206,387.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,975,890,685.32 : 47,971,191,909.96 = 10,731,158,494.56 : x
  2. Step 2: Convert to fraction form
    31,975,890,685.32/47,971,191,909.96 = 10,731,158,494.56/x
  3. Step 3: Cross multiply
    31,975,890,685.32x = 47,971,191,909.96 × 10,731,158,494.56
  4. Step 4: Simplify right side
    31,975,890,685.32x = 514,786,463,558,735,167,488
  5. Step 5: Solve for x
    x = 514,786,463,558,735,167,488/31,975,890,685.32
  6. Step 6: Final answer
    x = 16,099,206,387.24

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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.