Home / 8,399,334,907.48-12,590,201,725.60-3,913,731,393.98

Finding the Fourth Proportional to 8,399,334,907.48, 12,590,201,725.60 and 3,913,731,393.98

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Solution

The fourth proportional to 8,399,334,907.48, 12,590,201,725.60 and 3,913,731,393.98 is: 5,866,496,370.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399,334,907.48 : 12,590,201,725.60 = 3,913,731,393.98 : x
  2. Step 2: Convert to fraction form
    8,399,334,907.48/12,590,201,725.60 = 3,913,731,393.98/x
  3. Step 3: Cross multiply
    8,399,334,907.48x = 12,590,201,725.60 × 3,913,731,393.98
  4. Step 4: Simplify right side
    8,399,334,907.48x = 49,274,667,749,939,363,840
  5. Step 5: Solve for x
    x = 49,274,667,749,939,363,840/8,399,334,907.48
  6. Step 6: Final answer
    x = 5,866,496,370.57

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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.