Home / 213,212,689.41-294,248,737.02-117,841,146.47

Finding the Fourth Proportional to 213,212,689.41, 294,248,737.02 and 117,841,146.47

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Solution

The fourth proportional to 213,212,689.41, 294,248,737.02 and 117,841,146.47 is: 162,629,197.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,212,689.41 : 294,248,737.02 = 117,841,146.47 : x
  2. Step 2: Convert to fraction form
    213,212,689.41/294,248,737.02 = 117,841,146.47/x
  3. Step 3: Cross multiply
    213,212,689.41x = 294,248,737.02 × 117,841,146.47
  4. Step 4: Simplify right side
    213,212,689.41x = 34,674,608,517,786,328
  5. Step 5: Solve for x
    x = 34,674,608,517,786,328/213,212,689.41
  6. Step 6: Final answer
    x = 162,629,197.23

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