Home / 164,003,928,056.83-245,737,250,121.30-87,344,983,140.95

Finding the Fourth Proportional to 164,003,928,056.83, 245,737,250,121.30 and 87,344,983,140.95

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Solution

The fourth proportional to 164,003,928,056.83, 245,737,250,121.30 and 87,344,983,140.95 is: 130,874,401,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,003,928,056.83 : 245,737,250,121.30 = 87,344,983,140.95 : x
  2. Step 2: Convert to fraction form
    164,003,928,056.83/245,737,250,121.30 = 87,344,983,140.95/x
  3. Step 3: Cross multiply
    164,003,928,056.83x = 245,737,250,121.30 × 87,344,983,140.95
  4. Step 4: Simplify right side
    164,003,928,056.83x = 21,463,915,968,948,359,659,520
  5. Step 5: Solve for x
    x = 21,463,915,968,948,359,659,520/164,003,928,056.83
  6. Step 6: Final answer
    x = 130,874,401,749.15

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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.