Home / 510,118,811,110.22-703,959,775,773.36-278,632,478,004.16

Finding the Fourth Proportional to 510,118,811,110.22, 703,959,775,773.36 and 278,632,478,004.16

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Solution

The fourth proportional to 510,118,811,110.22, 703,959,775,773.36 and 278,632,478,004.16 is: 384,510,534,540.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,118,811,110.22 : 703,959,775,773.36 = 278,632,478,004.16 : x
  2. Step 2: Convert to fraction form
    510,118,811,110.22/703,959,775,773.36 = 278,632,478,004.16/x
  3. Step 3: Cross multiply
    510,118,811,110.22x = 703,959,775,773.36 × 278,632,478,004.16
  4. Step 4: Simplify right side
    510,118,811,110.22x = 196,146,056,738,984,104,558,592
  5. Step 5: Solve for x
    x = 196,146,056,738,984,104,558,592/510,118,811,110.22
  6. Step 6: Final answer
    x = 384,510,534,540.17

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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.