Home / 265,042,514,539.96-397,619,614,889.04-85,954,537,087.37

Finding the Fourth Proportional to 265,042,514,539.96, 397,619,614,889.04 and 85,954,537,087.37

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Solution

The fourth proportional to 265,042,514,539.96, 397,619,614,889.04 and 85,954,537,087.37 is: 128,949,915,804.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,042,514,539.96 : 397,619,614,889.04 = 85,954,537,087.37 : x
  2. Step 2: Convert to fraction form
    265,042,514,539.96/397,619,614,889.04 = 85,954,537,087.37/x
  3. Step 3: Cross multiply
    265,042,514,539.96x = 397,619,614,889.04 × 85,954,537,087.37
  4. Step 4: Simplify right side
    265,042,514,539.96x = 34,177,209,934,644,967,899,136
  5. Step 5: Solve for x
    x = 34,177,209,934,644,967,899,136/265,042,514,539.96
  6. Step 6: Final answer
    x = 128,949,915,804.89

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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.