Home / 85,217,663.93-117,600,426.57-47,540,828.01

Finding the Fourth Proportional to 85,217,663.93, 117,600,426.57 and 47,540,828.01

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Solution

The fourth proportional to 85,217,663.93, 117,600,426.57 and 47,540,828.01 is: 65,606,370.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,217,663.93 : 117,600,426.57 = 47,540,828.01 : x
  2. Step 2: Convert to fraction form
    85,217,663.93/117,600,426.57 = 47,540,828.01/x
  3. Step 3: Cross multiply
    85,217,663.93x = 117,600,426.57 × 47,540,828.01
  4. Step 4: Simplify right side
    85,217,663.93x = 5,590,821,652,879,002
  5. Step 5: Solve for x
    x = 5,590,821,652,879,002/85,217,663.93
  6. Step 6: Final answer
    x = 65,606,370.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.