Home / 302,299,083.82-417,159,315.39-168,343,909.30

Finding the Fourth Proportional to 302,299,083.82, 417,159,315.39 and 168,343,909.30

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Solution

The fourth proportional to 302,299,083.82, 417,159,315.39 and 168,343,909.30 is: 232,307,121.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,299,083.82 : 417,159,315.39 = 168,343,909.30 : x
  2. Step 2: Convert to fraction form
    302,299,083.82/417,159,315.39 = 168,343,909.30/x
  3. Step 3: Cross multiply
    302,299,083.82x = 417,159,315.39 × 168,343,909.30
  4. Step 4: Simplify right side
    302,299,083.82x = 70,226,229,953,664,256
  5. Step 5: Solve for x
    x = 70,226,229,953,664,256/302,299,083.82
  6. Step 6: Final answer
    x = 232,307,121.37

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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.