Home / 122,016,193.86-183,024,143.91-31,139,792.58

Finding the Fourth Proportional to 122,016,193.86, 183,024,143.91 and 31,139,792.58

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Solution

The fourth proportional to 122,016,193.86, 183,024,143.91 and 31,139,792.58 is: 46,709,651.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,016,193.86 : 183,024,143.91 = 31,139,792.58 : x
  2. Step 2: Convert to fraction form
    122,016,193.86/183,024,143.91 = 31,139,792.58/x
  3. Step 3: Cross multiply
    122,016,193.86x = 183,024,143.91 × 31,139,792.58
  4. Step 4: Simplify right side
    122,016,193.86x = 5,699,333,878,489,470
  5. Step 5: Solve for x
    x = 5,699,333,878,489,470/122,016,193.86
  6. Step 6: Final answer
    x = 46,709,651.38

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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.