Home / 312,988,018.68-469,483,647.62-183,504,827.16

Finding the Fourth Proportional to 312,988,018.68, 469,483,647.62 and 183,504,827.16

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Solution

The fourth proportional to 312,988,018.68, 469,483,647.62 and 183,504,827.16 is: 275,258,190.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,988,018.68 : 469,483,647.62 = 183,504,827.16 : x
  2. Step 2: Convert to fraction form
    312,988,018.68/469,483,647.62 = 183,504,827.16/x
  3. Step 3: Cross multiply
    312,988,018.68x = 469,483,647.62 × 183,504,827.16
  4. Step 4: Simplify right side
    312,988,018.68x = 86,152,515,610,036,928
  5. Step 5: Solve for x
    x = 86,152,515,610,036,928/312,988,018.68
  6. Step 6: Final answer
    x = 275,258,190.31

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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.