Home / 20,194,758,003.95-30,292,137,005.93-9,708,576,768.35

Finding the Fourth Proportional to 20,194,758,003.95, 30,292,137,005.93 and 9,708,576,768.35

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Solution

The fourth proportional to 20,194,758,003.95, 30,292,137,005.93 and 9,708,576,768.35 is: 14,562,865,152.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194,758,003.95 : 30,292,137,005.93 = 9,708,576,768.35 : x
  2. Step 2: Convert to fraction form
    20,194,758,003.95/30,292,137,005.93 = 9,708,576,768.35/x
  3. Step 3: Cross multiply
    20,194,758,003.95x = 30,292,137,005.93 × 9,708,576,768.35
  4. Step 4: Simplify right side
    20,194,758,003.95x = 294,093,537,599,447,334,912
  5. Step 5: Solve for x
    x = 294,093,537,599,447,334,912/20,194,758,003.95
  6. Step 6: Final answer
    x = 14,562,865,152.53

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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.