Home / 256,095,789.48-353,264,668.27-154,182,516.59

Finding the Fourth Proportional to 256,095,789.48, 353,264,668.27 and 154,182,516.59

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Solution

The fourth proportional to 256,095,789.48, 353,264,668.27 and 154,182,516.59 is: 212,683,057.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,095,789.48 : 353,264,668.27 = 154,182,516.59 : x
  2. Step 2: Convert to fraction form
    256,095,789.48/353,264,668.27 = 154,182,516.59/x
  3. Step 3: Cross multiply
    256,095,789.48x = 353,264,668.27 × 154,182,516.59
  4. Step 4: Simplify right side
    256,095,789.48x = 54,467,235,576,697,824
  5. Step 5: Solve for x
    x = 54,467,235,576,697,824/256,095,789.48
  6. Step 6: Final answer
    x = 212,683,057.72

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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.