Home / 383,633,384.88-529,462,559.16-251,585,474.16

Finding the Fourth Proportional to 383,633,384.88, 529,462,559.16 and 251,585,474.16

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Solution

The fourth proportional to 383,633,384.88, 529,462,559.16 and 251,585,474.16 is: 347,219,752.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,633,384.88 : 529,462,559.16 = 251,585,474.16 : x
  2. Step 2: Convert to fraction form
    383,633,384.88/529,462,559.16 = 251,585,474.16/x
  3. Step 3: Cross multiply
    383,633,384.88x = 529,462,559.16 × 251,585,474.16
  4. Step 4: Simplify right side
    383,633,384.88x = 133,205,088,996,235,664
  5. Step 5: Solve for x
    x = 133,205,088,996,235,664/383,633,384.88
  6. Step 6: Final answer
    x = 347,219,752.62

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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.