Home / 236,222,462.40-354,333,693.60-221,105,918.40

Finding the Fourth Proportional to 236,222,462.40, 354,333,693.60 and 221,105,918.40

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Solution

The fourth proportional to 236,222,462.40, 354,333,693.60 and 221,105,918.40 is: 331,658,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,222,462.40 : 354,333,693.60 = 221,105,918.40 : x
  2. Step 2: Convert to fraction form
    236,222,462.40/354,333,693.60 = 221,105,918.40/x
  3. Step 3: Cross multiply
    236,222,462.40x = 354,333,693.60 × 221,105,918.40
  4. Step 4: Simplify right side
    236,222,462.40x = 78,345,276,743,492,208
  5. Step 5: Solve for x
    x = 78,345,276,743,492,208/236,222,462.40
  6. Step 6: Final answer
    x = 331,658,877.60

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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.