Home / 103,670,977.61-155,446,303.77-49,083,104.86

Finding the Fourth Proportional to 103,670,977.61, 155,446,303.77 and 49,083,104.86

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Solution

The fourth proportional to 103,670,977.61, 155,446,303.77 and 49,083,104.86 is: 73,596,173.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,670,977.61 : 155,446,303.77 = 49,083,104.86 : x
  2. Step 2: Convert to fraction form
    103,670,977.61/155,446,303.77 = 49,083,104.86/x
  3. Step 3: Cross multiply
    103,670,977.61x = 155,446,303.77 × 49,083,104.86
  4. Step 4: Simplify right side
    103,670,977.61x = 7,629,787,227,653,708
  5. Step 5: Solve for x
    x = 7,629,787,227,653,708/103,670,977.61
  6. Step 6: Final answer
    x = 73,596,173.23

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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.