Home / 85,047,125.91-127,620,200.72-35,859,894

Finding the Fourth Proportional to 85,047,125.91, 127,620,200.72 and 35,859,894

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Solution

The fourth proportional to 85,047,125.91, 127,620,200.72 and 35,859,894 is: 53,810,717.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,047,125.91 : 127,620,200.72 = 35,859,894 : x
  2. Step 2: Convert to fraction form
    85,047,125.91/127,620,200.72 = 35,859,894/x
  3. Step 3: Cross multiply
    85,047,125.91x = 127,620,200.72 × 35,859,894
  4. Step 4: Simplify right side
    85,047,125.91x = 4,576,446,870,077,924
  5. Step 5: Solve for x
    x = 4,576,446,870,077,924/85,047,125.91
  6. Step 6: Final answer
    x = 53,810,717.54

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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.