Home / 12,984,348,236.89-17,916,888,908.74-7,268,945,630.17

Finding the Fourth Proportional to 12,984,348,236.89, 17,916,888,908.74 and 7,268,945,630.17

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Solution

The fourth proportional to 12,984,348,236.89, 17,916,888,908.74 and 7,268,945,630.17 is: 10,030,298,707.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,984,348,236.89 : 17,916,888,908.74 = 7,268,945,630.17 : x
  2. Step 2: Convert to fraction form
    12,984,348,236.89/17,916,888,908.74 = 7,268,945,630.17/x
  3. Step 3: Cross multiply
    12,984,348,236.89x = 17,916,888,908.74 × 7,268,945,630.17
  4. Step 4: Simplify right side
    12,984,348,236.89x = 130,236,891,339,426,971,648
  5. Step 5: Solve for x
    x = 130,236,891,339,426,971,648/12,984,348,236.89
  6. Step 6: Final answer
    x = 10,030,298,707.59

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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.