Home / 414,352,261.28-571,806,177.48-228,713,316.32

Finding the Fourth Proportional to 414,352,261.28, 571,806,177.48 and 228,713,316.32

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Solution

The fourth proportional to 414,352,261.28, 571,806,177.48 and 228,713,316.32 is: 315,624,407.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,352,261.28 : 571,806,177.48 = 228,713,316.32 : x
  2. Step 2: Convert to fraction form
    414,352,261.28/571,806,177.48 = 228,713,316.32/x
  3. Step 3: Cross multiply
    414,352,261.28x = 571,806,177.48 × 228,713,316.32
  4. Step 4: Simplify right side
    414,352,261.28x = 130,779,687,143,713,296
  5. Step 5: Solve for x
    x = 130,779,687,143,713,296/414,352,261.28
  6. Step 6: Final answer
    x = 315,624,407.94

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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.