Home / 414,362,246.40-571,819,810.56-228,723,214.08

Finding the Fourth Proportional to 414,362,246.40, 571,819,810.56 and 228,723,214.08

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Solution

The fourth proportional to 414,362,246.40, 571,819,810.56 and 228,723,214.08 is: 315,637,986.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,362,246.40 : 571,819,810.56 = 228,723,214.08 : x
  2. Step 2: Convert to fraction form
    414,362,246.40/571,819,810.56 = 228,723,214.08/x
  3. Step 3: Cross multiply
    414,362,246.40x = 571,819,810.56 × 228,723,214.08
  4. Step 4: Simplify right side
    414,362,246.40x = 130,788,464,945,899,920
  5. Step 5: Solve for x
    x = 130,788,464,945,899,920/414,362,246.40
  6. Step 6: Final answer
    x = 315,637,986.04

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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.