Home / 18,107,431,581.76-24,988,256,784.46-10,078,599,817.56

Finding the Fourth Proportional to 18,107,431,581.76, 24,988,256,784.46 and 10,078,599,817.56

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Solution

The fourth proportional to 18,107,431,581.76, 24,988,256,784.46 and 10,078,599,817.56 is: 13,908,468,417.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,107,431,581.76 : 24,988,256,784.46 = 10,078,599,817.56 : x
  2. Step 2: Convert to fraction form
    18,107,431,581.76/24,988,256,784.46 = 10,078,599,817.56/x
  3. Step 3: Cross multiply
    18,107,431,581.76x = 24,988,256,784.46 × 10,078,599,817.56
  4. Step 4: Simplify right side
    18,107,431,581.76x = 251,846,640,269,000,966,144
  5. Step 5: Solve for x
    x = 251,846,640,269,000,966,144/18,107,431,581.76
  6. Step 6: Final answer
    x = 13,908,468,417.06

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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.