Home / 10,915,090,958.70-16,372,638,009.45-2,633,978,036.70

Finding the Fourth Proportional to 10,915,090,958.70, 16,372,638,009.45 and 2,633,978,036.70

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Solution

The fourth proportional to 10,915,090,958.70, 16,372,638,009.45 and 2,633,978,036.70 is: 3,950,967,434.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,915,090,958.70 : 16,372,638,009.45 = 2,633,978,036.70 : x
  2. Step 2: Convert to fraction form
    10,915,090,958.70/16,372,638,009.45 = 2,633,978,036.70/x
  3. Step 3: Cross multiply
    10,915,090,958.70x = 16,372,638,009.45 × 2,633,978,036.70
  4. Step 4: Simplify right side
    10,915,090,958.70x = 43,125,168,919,730,905,088
  5. Step 5: Solve for x
    x = 43,125,168,919,730,905,088/10,915,090,958.70
  6. Step 6: Final answer
    x = 3,950,967,434.25

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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.