Home / 220,740,486.24-304,631,270.64-122,955,316.32

Finding the Fourth Proportional to 220,740,486.24, 304,631,270.64 and 122,955,316.32

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Solution

The fourth proportional to 220,740,486.24, 304,631,270.64 and 122,955,316.32 is: 169,683,572.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,740,486.24 : 304,631,270.64 = 122,955,316.32 : x
  2. Step 2: Convert to fraction form
    220,740,486.24/304,631,270.64 = 122,955,316.32/x
  3. Step 3: Cross multiply
    220,740,486.24x = 304,631,270.64 × 122,955,316.32
  4. Step 4: Simplify right side
    220,740,486.24x = 37,456,034,242,504,728
  5. Step 5: Solve for x
    x = 37,456,034,242,504,728/220,740,486.24
  6. Step 6: Final answer
    x = 169,683,572.24

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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.