Home / 941,755,446.50-1,299,612,202.86-518,360,055.46

Finding the Fourth Proportional to 941,755,446.50, 1,299,612,202.86 and 518,360,055.46

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Solution

The fourth proportional to 941,755,446.50, 1,299,612,202.86 and 518,360,055.46 is: 715,331,199.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,755,446.50 : 1,299,612,202.86 = 518,360,055.46 : x
  2. Step 2: Convert to fraction form
    941,755,446.50/1,299,612,202.86 = 518,360,055.46/x
  3. Step 3: Cross multiply
    941,755,446.50x = 1,299,612,202.86 × 518,360,055.46
  4. Step 4: Simplify right side
    941,755,446.50x = 673,667,053,545,887,232
  5. Step 5: Solve for x
    x = 673,667,053,545,887,232/941,755,446.50
  6. Step 6: Final answer
    x = 715,331,199.89

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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.