Home / 317,771,004.69-438,560,726.76-185,645,029.01

Finding the Fourth Proportional to 317,771,004.69, 438,560,726.76 and 185,645,029.01

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Solution

The fourth proportional to 317,771,004.69, 438,560,726.76 and 185,645,029.01 is: 256,211,604.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,771,004.69 : 438,560,726.76 = 185,645,029.01 : x
  2. Step 2: Convert to fraction form
    317,771,004.69/438,560,726.76 = 185,645,029.01/x
  3. Step 3: Cross multiply
    317,771,004.69x = 438,560,726.76 × 185,645,029.01
  4. Step 4: Simplify right side
    317,771,004.69x = 81,416,618,839,814,080
  5. Step 5: Solve for x
    x = 81,416,618,839,814,080/317,771,004.69
  6. Step 6: Final answer
    x = 256,211,604.07

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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.