Home / 868,417,658.16-1,302,619,851.72-222,184,365.36

Finding the Fourth Proportional to 868,417,658.16, 1,302,619,851.72 and 222,184,365.36

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Solution

The fourth proportional to 868,417,658.16, 1,302,619,851.72 and 222,184,365.36 is: 333,274,850.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,417,658.16 : 1,302,619,851.72 = 222,184,365.36 : x
  2. Step 2: Convert to fraction form
    868,417,658.16/1,302,619,851.72 = 222,184,365.36/x
  3. Step 3: Cross multiply
    868,417,658.16x = 1,302,619,851.72 × 222,184,365.36
  4. Step 4: Simplify right side
    868,417,658.16x = 289,421,765,059,745,536
  5. Step 5: Solve for x
    x = 289,421,765,059,745,536/868,417,658.16
  6. Step 6: Final answer
    x = 333,274,850.34

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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.