Home / 326,211,107.06-488,670,956.70-285,316,722.11

Finding the Fourth Proportional to 326,211,107.06, 488,670,956.70 and 285,316,722.11

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Solution

The fourth proportional to 326,211,107.06, 488,670,956.70 and 285,316,722.11 is: 427,410,325.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,211,107.06 : 488,670,956.70 = 285,316,722.11 : x
  2. Step 2: Convert to fraction form
    326,211,107.06/488,670,956.70 = 285,316,722.11/x
  3. Step 3: Cross multiply
    326,211,107.06x = 488,670,956.70 × 285,316,722.11
  4. Step 4: Simplify right side
    326,211,107.06x = 139,425,995,553,558,400
  5. Step 5: Solve for x
    x = 139,425,995,553,558,400/326,211,107.06
  6. Step 6: Final answer
    x = 427,410,325.82

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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.