Home / 348,147,956.63-522,225,575.90-102,509,242.31

Finding the Fourth Proportional to 348,147,956.63, 522,225,575.90 and 102,509,242.31

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Solution

The fourth proportional to 348,147,956.63, 522,225,575.90 and 102,509,242.31 is: 153,764,935.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,147,956.63 : 522,225,575.90 = 102,509,242.31 : x
  2. Step 2: Convert to fraction form
    348,147,956.63/522,225,575.90 = 102,509,242.31/x
  3. Step 3: Cross multiply
    348,147,956.63x = 522,225,575.90 × 102,509,242.31
  4. Step 4: Simplify right side
    348,147,956.63x = 53,532,948,100,412,392
  5. Step 5: Solve for x
    x = 53,532,948,100,412,392/348,147,956.63
  6. Step 6: Final answer
    x = 153,764,935.51

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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.