Home / 464,150,072.24-640,574,080.80-265,937,858.72

Finding the Fourth Proportional to 464,150,072.24, 640,574,080.80 and 265,937,858.72

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Solution

The fourth proportional to 464,150,072.24, 640,574,080.80 and 265,937,858.72 is: 367,021,163.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,150,072.24 : 640,574,080.80 = 265,937,858.72 : x
  2. Step 2: Convert to fraction form
    464,150,072.24/640,574,080.80 = 265,937,858.72/x
  3. Step 3: Cross multiply
    464,150,072.24x = 640,574,080.80 × 265,937,858.72
  4. Step 4: Simplify right side
    464,150,072.24x = 170,352,899,399,484,256
  5. Step 5: Solve for x
    x = 170,352,899,399,484,256/464,150,072.24
  6. Step 6: Final answer
    x = 367,021,163.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.