Home / 122,472,745.20-183,567,400.20-49,653,518.40

Finding the Fourth Proportional to 122,472,745.20, 183,567,400.20 and 49,653,518.40

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Solution

The fourth proportional to 122,472,745.20, 183,567,400.20 and 49,653,518.40 is: 74,422,821.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,472,745.20 : 183,567,400.20 = 49,653,518.40 : x
  2. Step 2: Convert to fraction form
    122,472,745.20/183,567,400.20 = 49,653,518.40/x
  3. Step 3: Cross multiply
    122,472,745.20x = 183,567,400.20 × 49,653,518.40
  4. Step 4: Simplify right side
    122,472,745.20x = 9,114,767,283,470,862
  5. Step 5: Solve for x
    x = 9,114,767,283,470,862/122,472,745.20
  6. Step 6: Final answer
    x = 74,422,821.74

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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.