Home / 331,034,820.70-496,552,231.05-294,684,256.30

Finding the Fourth Proportional to 331,034,820.70, 496,552,231.05 and 294,684,256.30

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Solution

The fourth proportional to 331,034,820.70, 496,552,231.05 and 294,684,256.30 is: 442,026,384.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,034,820.70 : 496,552,231.05 = 294,684,256.30 : x
  2. Step 2: Convert to fraction form
    331,034,820.70/496,552,231.05 = 294,684,256.30/x
  3. Step 3: Cross multiply
    331,034,820.70x = 496,552,231.05 × 294,684,256.30
  4. Step 4: Simplify right side
    331,034,820.70x = 146,326,124,921,075,040
  5. Step 5: Solve for x
    x = 146,326,124,921,075,040/331,034,820.70
  6. Step 6: Final answer
    x = 442,026,384.45

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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.