Home / 8,464,907,256.25-12,688,973,833.67-3,974,964,449.70

Finding the Fourth Proportional to 8,464,907,256.25, 12,688,973,833.67 and 3,974,964,449.70

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Solution

The fourth proportional to 8,464,907,256.25, 12,688,973,833.67 and 3,974,964,449.70 is: 5,958,508,270.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464,907,256.25 : 12,688,973,833.67 = 3,974,964,449.70 : x
  2. Step 2: Convert to fraction form
    8,464,907,256.25/12,688,973,833.67 = 3,974,964,449.70/x
  3. Step 3: Cross multiply
    8,464,907,256.25x = 12,688,973,833.67 × 3,974,964,449.70
  4. Step 4: Simplify right side
    8,464,907,256.25x = 50,438,219,891,994,345,472
  5. Step 5: Solve for x
    x = 50,438,219,891,994,345,472/8,464,907,256.25
  6. Step 6: Final answer
    x = 5,958,508,270.10

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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.