Home / 602,012,344.64-902,921,779.68-165,210,992.96

Finding the Fourth Proportional to 602,012,344.64, 902,921,779.68 and 165,210,992.96

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Solution

The fourth proportional to 602,012,344.64, 902,921,779.68 and 165,210,992.96 is: 247,789,941.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,012,344.64 : 902,921,779.68 = 165,210,992.96 : x
  2. Step 2: Convert to fraction form
    602,012,344.64/902,921,779.68 = 165,210,992.96/x
  3. Step 3: Cross multiply
    602,012,344.64x = 902,921,779.68 × 165,210,992.96
  4. Step 4: Simplify right side
    602,012,344.64x = 149,172,603,786,143,136
  5. Step 5: Solve for x
    x = 149,172,603,786,143,136/602,012,344.64
  6. Step 6: Final answer
    x = 247,789,941.71

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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.