Home / 57,104,737,573.73-78,806,427,749.42-31,384,929,143.80

Finding the Fourth Proportional to 57,104,737,573.73, 78,806,427,749.42 and 31,384,929,143.80

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Solution

The fourth proportional to 57,104,737,573.73, 78,806,427,749.42 and 31,384,929,143.80 is: 43,312,240,911.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,104,737,573.73 : 78,806,427,749.42 = 31,384,929,143.80 : x
  2. Step 2: Convert to fraction form
    57,104,737,573.73/78,806,427,749.42 = 31,384,929,143.80/x
  3. Step 3: Cross multiply
    57,104,737,573.73x = 78,806,427,749.42 × 31,384,929,143.80
  4. Step 4: Simplify right side
    57,104,737,573.73x = 2,473,334,150,991,477,473,280
  5. Step 5: Solve for x
    x = 2,473,334,150,991,477,473,280/57,104,737,573.73
  6. Step 6: Final answer
    x = 43,312,240,911.68

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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.