Home / 77,609,188.30-116,413,782.45-26,492,874.70

Finding the Fourth Proportional to 77,609,188.30, 116,413,782.45 and 26,492,874.70

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Solution

The fourth proportional to 77,609,188.30, 116,413,782.45 and 26,492,874.70 is: 39,739,312.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,609,188.30 : 116,413,782.45 = 26,492,874.70 : x
  2. Step 2: Convert to fraction form
    77,609,188.30/116,413,782.45 = 26,492,874.70/x
  3. Step 3: Cross multiply
    77,609,188.30x = 116,413,782.45 × 26,492,874.70
  4. Step 4: Simplify right side
    77,609,188.30x = 3,084,135,751,800,909
  5. Step 5: Solve for x
    x = 3,084,135,751,800,909/77,609,188.30
  6. Step 6: Final answer
    x = 39,739,312.05

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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.