Home / 940,028,725,686.78-1,410,319,735,358.90-303,309,178,556.30

Finding the Fourth Proportional to 940,028,725,686.78, 1,410,319,735,358.90 and 303,309,178,556.30

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Solution

The fourth proportional to 940,028,725,686.78, 1,410,319,735,358.90 and 303,309,178,556.30 is: 455,053,030,555.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,028,725,686.78 : 1,410,319,735,358.90 = 303,309,178,556.30 : x
  2. Step 2: Convert to fraction form
    940,028,725,686.78/1,410,319,735,358.90 = 303,309,178,556.30/x
  3. Step 3: Cross multiply
    940,028,725,686.78x = 1,410,319,735,358.90 × 303,309,178,556.30
  4. Step 4: Simplify right side
    940,028,725,686.78x = 427,762,920,433,446,322,962,432
  5. Step 5: Solve for x
    x = 427,762,920,433,446,322,962,432/940,028,725,686.78
  6. Step 6: Final answer
    x = 455,053,030,555.98

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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.