Home / 85,100,580,865.40-127,650,871,298.10-56,693,571,380.60

Finding the Fourth Proportional to 85,100,580,865.40, 127,650,871,298.10 and 56,693,571,380.60

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Solution

The fourth proportional to 85,100,580,865.40, 127,650,871,298.10 and 56,693,571,380.60 is: 85,040,357,070.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,100,580,865.40 : 127,650,871,298.10 = 56,693,571,380.60 : x
  2. Step 2: Convert to fraction form
    85,100,580,865.40/127,650,871,298.10 = 56,693,571,380.60/x
  3. Step 3: Cross multiply
    85,100,580,865.40x = 127,650,871,298.10 × 56,693,571,380.60
  4. Step 4: Simplify right side
    85,100,580,865.40x = 7,236,983,783,734,616,522,752
  5. Step 5: Solve for x
    x = 7,236,983,783,734,616,522,752/85,100,580,865.40
  6. Step 6: Final answer
    x = 85,040,357,070.90

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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.