Home / 12,631,573,544.88-17,430,880,900.56-6,914,752,045.68

Finding the Fourth Proportional to 12,631,573,544.88, 17,430,880,900.56 and 6,914,752,045.68

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Solution

The fourth proportional to 12,631,573,544.88, 17,430,880,900.56 and 6,914,752,045.68 is: 9,541,979,780.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,631,573,544.88 : 17,430,880,900.56 = 6,914,752,045.68 : x
  2. Step 2: Convert to fraction form
    12,631,573,544.88/17,430,880,900.56 = 6,914,752,045.68/x
  3. Step 3: Cross multiply
    12,631,573,544.88x = 17,430,880,900.56 × 6,914,752,045.68
  4. Step 4: Simplify right side
    12,631,573,544.88x = 120,530,219,365,151,719,424
  5. Step 5: Solve for x
    x = 120,530,219,365,151,719,424/12,631,573,544.88
  6. Step 6: Final answer
    x = 9,541,979,780.82

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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.