Home / 18,107,701,904.23-27,161,546,463.43-4,842,615,422.76

Finding the Fourth Proportional to 18,107,701,904.23, 27,161,546,463.43 and 4,842,615,422.76

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Solution

The fourth proportional to 18,107,701,904.23, 27,161,546,463.43 and 4,842,615,422.76 is: 7,263,921,424.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,107,701,904.23 : 27,161,546,463.43 = 4,842,615,422.76 : x
  2. Step 2: Convert to fraction form
    18,107,701,904.23/27,161,546,463.43 = 4,842,615,422.76/x
  3. Step 3: Cross multiply
    18,107,701,904.23x = 27,161,546,463.43 × 4,842,615,422.76
  4. Step 4: Simplify right side
    18,107,701,904.23x = 131,532,923,809,818,460,160
  5. Step 5: Solve for x
    x = 131,532,923,809,818,460,160/18,107,701,904.23
  6. Step 6: Final answer
    x = 7,263,921,424.46

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1.5x scale

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.