Home / 13,573,984,201.17-18,731,804,672.70-7,858,509,628.74

Finding the Fourth Proportional to 13,573,984,201.17, 18,731,804,672.70 and 7,858,509,628.74

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Solution

The fourth proportional to 13,573,984,201.17, 18,731,804,672.70 and 7,858,509,628.74 is: 10,844,573,354.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573,984,201.17 : 18,731,804,672.70 = 7,858,509,628.74 : x
  2. Step 2: Convert to fraction form
    13,573,984,201.17/18,731,804,672.70 = 7,858,509,628.74/x
  3. Step 3: Cross multiply
    13,573,984,201.17x = 18,731,804,672.70 × 7,858,509,628.74
  4. Step 4: Simplify right side
    13,573,984,201.17x = 147,204,067,384,089,870,336
  5. Step 5: Solve for x
    x = 147,204,067,384,089,870,336/13,573,984,201.17
  6. Step 6: Final answer
    x = 10,844,573,354.62

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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.