Home / 30,799,505,784.34-46,119,692,998.48-21,256,757,334.48

Finding the Fourth Proportional to 30,799,505,784.34, 46,119,692,998.48 and 21,256,757,334.48

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Solution

The fourth proportional to 30,799,505,784.34, 46,119,692,998.48 and 21,256,757,334.48 is: 31,830,222,513.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,799,505,784.34 : 46,119,692,998.48 = 21,256,757,334.48 : x
  2. Step 2: Convert to fraction form
    30,799,505,784.34/46,119,692,998.48 = 21,256,757,334.48/x
  3. Step 3: Cross multiply
    30,799,505,784.34x = 46,119,692,998.48 × 21,256,757,334.48
  4. Step 4: Simplify right side
    30,799,505,784.34x = 980,355,122,409,405,677,568
  5. Step 5: Solve for x
    x = 980,355,122,409,405,677,568/30,799,505,784.34
  6. Step 6: Final answer
    x = 31,830,222,513.11

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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.