Home / 31,003,797,487.20-46,505,696,230.80-8,920,829,614.20

Finding the Fourth Proportional to 31,003,797,487.20, 46,505,696,230.80 and 8,920,829,614.20

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Solution

The fourth proportional to 31,003,797,487.20, 46,505,696,230.80 and 8,920,829,614.20 is: 13,381,244,421.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,003,797,487.20 : 46,505,696,230.80 = 8,920,829,614.20 : x
  2. Step 2: Convert to fraction form
    31,003,797,487.20/46,505,696,230.80 = 8,920,829,614.20/x
  3. Step 3: Cross multiply
    31,003,797,487.20x = 46,505,696,230.80 × 8,920,829,614.20
  4. Step 4: Simplify right side
    31,003,797,487.20x = 414,869,392,164,709,990,400
  5. Step 5: Solve for x
    x = 414,869,392,164,709,990,400/31,003,797,487.20
  6. Step 6: Final answer
    x = 13,381,244,421.30

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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.