Home / 156,457,004.40-234,716,999.40-131,073,807.60

Finding the Fourth Proportional to 156,457,004.40, 234,716,999.40 and 131,073,807.60

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Solution

The fourth proportional to 156,457,004.40, 234,716,999.40 and 131,073,807.60 is: 196,637,094.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,457,004.40 : 234,716,999.40 = 131,073,807.60 : x
  2. Step 2: Convert to fraction form
    156,457,004.40/234,716,999.40 = 131,073,807.60/x
  3. Step 3: Cross multiply
    156,457,004.40x = 234,716,999.40 × 131,073,807.60
  4. Step 4: Simplify right side
    156,457,004.40x = 30,765,250,819,804,916
  5. Step 5: Solve for x
    x = 30,765,250,819,804,916/156,457,004.40
  6. Step 6: Final answer
    x = 196,637,094.89

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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.