Home / 133,923,134,670.40-200,884,702,005.60-120,285,933,457.60

Finding the Fourth Proportional to 133,923,134,670.40, 200,884,702,005.60 and 120,285,933,457.60

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Solution

The fourth proportional to 133,923,134,670.40, 200,884,702,005.60 and 120,285,933,457.60 is: 180,428,900,186.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,923,134,670.40 : 200,884,702,005.60 = 120,285,933,457.60 : x
  2. Step 2: Convert to fraction form
    133,923,134,670.40/200,884,702,005.60 = 120,285,933,457.60/x
  3. Step 3: Cross multiply
    133,923,134,670.40x = 200,884,702,005.60 × 120,285,933,457.60
  4. Step 4: Simplify right side
    133,923,134,670.40x = 24,163,603,898,095,407,988,736
  5. Step 5: Solve for x
    x = 24,163,603,898,095,407,988,736/133,923,134,670.40
  6. Step 6: Final answer
    x = 180,428,900,186.40

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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.