Home / 104,329,489,970.61-156,503,249,659.14-28,782,640,650.74

Finding the Fourth Proportional to 104,329,489,970.61, 156,503,249,659.14 and 28,782,640,650.74

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Solution

The fourth proportional to 104,329,489,970.61, 156,503,249,659.14 and 28,782,640,650.74 is: 43,176,447,971.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,329,489,970.61 : 156,503,249,659.14 = 28,782,640,650.74 : x
  2. Step 2: Convert to fraction form
    104,329,489,970.61/156,503,249,659.14 = 28,782,640,650.74/x
  3. Step 3: Cross multiply
    104,329,489,970.61x = 156,503,249,659.14 × 28,782,640,650.74
  4. Step 4: Simplify right side
    104,329,489,970.61x = 4,504,576,795,612,074,737,664
  5. Step 5: Solve for x
    x = 4,504,576,795,612,074,737,664/104,329,489,970.61
  6. Step 6: Final answer
    x = 43,176,447,971.53

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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.