Home / 486,534,022.36-729,794,946.54-118,072,027.24

Finding the Fourth Proportional to 486,534,022.36, 729,794,946.54 and 118,072,027.24

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Solution

The fourth proportional to 486,534,022.36, 729,794,946.54 and 118,072,027.24 is: 177,106,563.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,534,022.36 : 729,794,946.54 = 118,072,027.24 : x
  2. Step 2: Convert to fraction form
    486,534,022.36/729,794,946.54 = 118,072,027.24/x
  3. Step 3: Cross multiply
    486,534,022.36x = 729,794,946.54 × 118,072,027.24
  4. Step 4: Simplify right side
    486,534,022.36x = 86,168,368,807,485,216
  5. Step 5: Solve for x
    x = 86,168,368,807,485,216/486,534,022.36
  6. Step 6: Final answer
    x = 177,106,563.67

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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.