Home / 576,031,055.80-794,924,949.36-311,713,020.14

Finding the Fourth Proportional to 576,031,055.80, 794,924,949.36 and 311,713,020.14

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Solution

The fourth proportional to 576,031,055.80, 794,924,949.36 and 311,713,020.14 is: 430,165,100.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,031,055.80 : 794,924,949.36 = 311,713,020.14 : x
  2. Step 2: Convert to fraction form
    576,031,055.80/794,924,949.36 = 311,713,020.14/x
  3. Step 3: Cross multiply
    576,031,055.80x = 794,924,949.36 × 311,713,020.14
  4. Step 4: Simplify right side
    576,031,055.80x = 247,788,456,749,642,144
  5. Step 5: Solve for x
    x = 247,788,456,749,642,144/576,031,055.80
  6. Step 6: Final answer
    x = 430,165,100.05

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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.