Home / 8,399,334,942.57-12,590,201,778.24-3,913,731,429.07

Finding the Fourth Proportional to 8,399,334,942.57, 12,590,201,778.24 and 3,913,731,429.07

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Solution

The fourth proportional to 8,399,334,942.57, 12,590,201,778.24 and 3,913,731,429.07 is: 5,866,496,423.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399,334,942.57 : 12,590,201,778.24 = 3,913,731,429.07 : x
  2. Step 2: Convert to fraction form
    8,399,334,942.57/12,590,201,778.24 = 3,913,731,429.07/x
  3. Step 3: Cross multiply
    8,399,334,942.57x = 12,590,201,778.24 × 3,913,731,429.07
  4. Step 4: Simplify right side
    8,399,334,942.57x = 49,274,668,397,830,889,472
  5. Step 5: Solve for x
    x = 49,274,668,397,830,889,472/8,399,334,942.57
  6. Step 6: Final answer
    x = 5,866,496,423.20

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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.