Home / 486,534,021.36-729,794,945.04-118,072,026.24

Finding the Fourth Proportional to 486,534,021.36, 729,794,945.04 and 118,072,026.24

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Solution

The fourth proportional to 486,534,021.36, 729,794,945.04 and 118,072,026.24 is: 177,106,562.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,534,021.36 : 729,794,945.04 = 118,072,026.24 : x
  2. Step 2: Convert to fraction form
    486,534,021.36/729,794,945.04 = 118,072,026.24/x
  3. Step 3: Cross multiply
    486,534,021.36x = 729,794,945.04 × 118,072,026.24
  4. Step 4: Simplify right side
    486,534,021.36x = 86,168,367,900,582,224
  5. Step 5: Solve for x
    x = 86,168,367,900,582,224/486,534,021.36
  6. Step 6: Final answer
    x = 177,106,562.17

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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.