Home / 1,505,546,010.88-2,077,709,566.32-902,814,764.39

Finding the Fourth Proportional to 1,505,546,010.88, 2,077,709,566.32 and 902,814,764.39

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Solution

The fourth proportional to 1,505,546,010.88, 2,077,709,566.32 and 902,814,764.39 is: 1,245,917,998.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,546,010.88 : 2,077,709,566.32 = 902,814,764.39 : x
  2. Step 2: Convert to fraction form
    1,505,546,010.88/2,077,709,566.32 = 902,814,764.39/x
  3. Step 3: Cross multiply
    1,505,546,010.88x = 2,077,709,566.32 × 902,814,764.39
  4. Step 4: Simplify right side
    1,505,546,010.88x = 1,875,786,872,597,140,224
  5. Step 5: Solve for x
    x = 1,875,786,872,597,140,224/1,505,546,010.88
  6. Step 6: Final answer
    x = 1,245,917,998.55

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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.