Home / 328,908,162,651.78-493,014,038,293.90-110,633,819,579.88

Finding the Fourth Proportional to 328,908,162,651.78, 493,014,038,293.90 and 110,633,819,579.88

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Solution

The fourth proportional to 328,908,162,651.78, 493,014,038,293.90 and 110,633,819,579.88 is: 165,833,604,502.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,908,162,651.78 : 493,014,038,293.90 = 110,633,819,579.88 : x
  2. Step 2: Convert to fraction form
    328,908,162,651.78/493,014,038,293.90 = 110,633,819,579.88/x
  3. Step 3: Cross multiply
    328,908,162,651.78x = 493,014,038,293.90 × 110,633,819,579.88
  4. Step 4: Simplify right side
    328,908,162,651.78x = 54,544,026,162,955,389,239,296
  5. Step 5: Solve for x
    x = 54,544,026,162,955,389,239,296/328,908,162,651.78
  6. Step 6: Final answer
    x = 165,833,604,502.85

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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.