Home / 57,104,737,584.52-78,806,427,764.30-31,384,929,154.58

Finding the Fourth Proportional to 57,104,737,584.52, 78,806,427,764.30 and 31,384,929,154.58

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Solution

The fourth proportional to 57,104,737,584.52, 78,806,427,764.30 and 31,384,929,154.58 is: 43,312,240,926.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,104,737,584.52 : 78,806,427,764.30 = 31,384,929,154.58 : x
  2. Step 2: Convert to fraction form
    57,104,737,584.52/78,806,427,764.30 = 31,384,929,154.58/x
  3. Step 3: Cross multiply
    57,104,737,584.52x = 78,806,427,764.30 × 31,384,929,154.58
  4. Step 4: Simplify right side
    57,104,737,584.52x = 2,473,334,152,308,082,081,792
  5. Step 5: Solve for x
    x = 2,473,334,152,308,082,081,792/57,104,737,584.52
  6. Step 6: Final answer
    x = 43,312,240,926.55

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Why These Related Problems?

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