Home / 576,031,040.64-794,924,928.48-311,713,005.12

Finding the Fourth Proportional to 576,031,040.64, 794,924,928.48 and 311,713,005.12

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Solution

The fourth proportional to 576,031,040.64, 794,924,928.48 and 311,713,005.12 is: 430,165,079.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,031,040.64 : 794,924,928.48 = 311,713,005.12 : x
  2. Step 2: Convert to fraction form
    576,031,040.64/794,924,928.48 = 311,713,005.12/x
  3. Step 3: Cross multiply
    576,031,040.64x = 794,924,928.48 × 311,713,005.12
  4. Step 4: Simplify right side
    576,031,040.64x = 247,788,438,301,301,888
  5. Step 5: Solve for x
    x = 247,788,438,301,301,888/576,031,040.64
  6. Step 6: Final answer
    x = 430,165,079.34

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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.