Home / 509,577,290.37-764,358,254.06-229,260,242.97

Finding the Fourth Proportional to 509,577,290.37, 764,358,254.06 and 229,260,242.97

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Solution

The fourth proportional to 509,577,290.37, 764,358,254.06 and 229,260,242.97 is: 343,886,908.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,577,290.37 : 764,358,254.06 = 229,260,242.97 : x
  2. Step 2: Convert to fraction form
    509,577,290.37/764,358,254.06 = 229,260,242.97/x
  3. Step 3: Cross multiply
    509,577,290.37x = 764,358,254.06 × 229,260,242.97
  4. Step 4: Simplify right side
    509,577,290.37x = 175,236,959,040,774,272
  5. Step 5: Solve for x
    x = 175,236,959,040,774,272/509,577,290.37
  6. Step 6: Final answer
    x = 343,886,908.53

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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.