Home / 13,474,681,828.43-18,593,813,034.51-7,453,057,630.76

Finding the Fourth Proportional to 13,474,681,828.43, 18,593,813,034.51 and 7,453,057,630.76

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Solution

The fourth proportional to 13,474,681,828.43, 18,593,813,034.51 and 7,453,057,630.76 is: 10,284,529,303.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474,681,828.43 : 18,593,813,034.51 = 7,453,057,630.76 : x
  2. Step 2: Convert to fraction form
    13,474,681,828.43/18,593,813,034.51 = 7,453,057,630.76/x
  3. Step 3: Cross multiply
    13,474,681,828.43x = 18,593,813,034.51 × 7,453,057,630.76
  4. Step 4: Simplify right side
    13,474,681,828.43x = 138,580,760,121,686,523,904
  5. Step 5: Solve for x
    x = 138,580,760,121,686,523,904/13,474,681,828.43
  6. Step 6: Final answer
    x = 10,284,529,303.64

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Double scale
Find fourth proportional to 13,474,681,829.43, 18,593,813,035.89 and 7,453,057,631.76
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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.