Home / 13,366,196,009.28-18,444,270,665.52-7,727,775,222.24

Finding the Fourth Proportional to 13,366,196,009.28, 18,444,270,665.52 and 7,727,775,222.24

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Solution

The fourth proportional to 13,366,196,009.28, 18,444,270,665.52 and 7,727,775,222.24 is: 10,663,705,495.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,196,009.28 : 18,444,270,665.52 = 7,727,775,222.24 : x
  2. Step 2: Convert to fraction form
    13,366,196,009.28/18,444,270,665.52 = 7,727,775,222.24/x
  3. Step 3: Cross multiply
    13,366,196,009.28x = 18,444,270,665.52 × 7,727,775,222.24
  4. Step 4: Simplify right side
    13,366,196,009.28x = 142,533,177,841,293,524,992
  5. Step 5: Solve for x
    x = 142,533,177,841,293,524,992/13,366,196,009.28
  6. Step 6: Final answer
    x = 10,663,705,495.74

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Double scale
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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.