Home / 6,240,874,815.45-8,612,405,167.19-3,421,422,204.93

Finding the Fourth Proportional to 6,240,874,815.45, 8,612,405,167.19 and 3,421,422,204.93

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Solution

The fourth proportional to 6,240,874,815.45, 8,612,405,167.19 and 3,421,422,204.93 is: 4,721,561,503.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,874,815.45 : 8,612,405,167.19 = 3,421,422,204.93 : x
  2. Step 2: Convert to fraction form
    6,240,874,815.45/8,612,405,167.19 = 3,421,422,204.93/x
  3. Step 3: Cross multiply
    6,240,874,815.45x = 8,612,405,167.19 × 3,421,422,204.93
  4. Step 4: Simplify right side
    6,240,874,815.45x = 29,466,674,276,860,624,896
  5. Step 5: Solve for x
    x = 29,466,674,276,860,624,896/6,240,874,815.45
  6. Step 6: Final answer
    x = 4,721,561,503.51

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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.