Home / 170,783,997,735.30-256,124,420,253.90-51,369,622,216.49

Finding the Fourth Proportional to 170,783,997,735.30, 256,124,420,253.90 and 51,369,622,216.49

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Solution

The fourth proportional to 170,783,997,735.30, 256,124,420,253.90 and 51,369,622,216.49 is: 77,038,919,824.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,783,997,735.30 : 256,124,420,253.90 = 51,369,622,216.49 : x
  2. Step 2: Convert to fraction form
    170,783,997,735.30/256,124,420,253.90 = 51,369,622,216.49/x
  3. Step 3: Cross multiply
    170,783,997,735.30x = 256,124,420,253.90 × 51,369,622,216.49
  4. Step 4: Simplify right side
    170,783,997,735.30x = 13,157,014,708,859,082,637,312
  5. Step 5: Solve for x
    x = 13,157,014,708,859,082,637,312/170,783,997,735.30
  6. Step 6: Final answer
    x = 77,038,919,824.63

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1.5x scale

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.