Home / 331,195,777,516.45-457,050,173,852.90-178,948,605,507.67

Finding the Fourth Proportional to 331,195,777,516.45, 457,050,173,852.90 and 178,948,605,507.67

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Solution

The fourth proportional to 331,195,777,516.45, 457,050,173,852.90 and 178,948,605,507.67 is: 246,949,076,076.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,195,777,516.45 : 457,050,173,852.90 = 178,948,605,507.67 : x
  2. Step 2: Convert to fraction form
    331,195,777,516.45/457,050,173,852.90 = 178,948,605,507.67/x
  3. Step 3: Cross multiply
    331,195,777,516.45x = 457,050,173,852.90 × 178,948,605,507.67
  4. Step 4: Simplify right side
    331,195,777,516.45x = 81,788,491,258,014,604,460,032
  5. Step 5: Solve for x
    x = 81,788,491,258,014,604,460,032/331,195,777,516.45
  6. Step 6: Final answer
    x = 246,949,076,076.17

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1.5x scale

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.