Home / 1,458,530,341.79-2,187,801,122.33-353,133,357.03

Finding the Fourth Proportional to 1,458,530,341.79, 2,187,801,122.33 and 353,133,357.03

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Solution

The fourth proportional to 1,458,530,341.79, 2,187,801,122.33 and 353,133,357.03 is: 529,701,393.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,530,341.79 : 2,187,801,122.33 = 353,133,357.03 : x
  2. Step 2: Convert to fraction form
    1,458,530,341.79/2,187,801,122.33 = 353,133,357.03/x
  3. Step 3: Cross multiply
    1,458,530,341.79x = 2,187,801,122.33 × 353,133,357.03
  4. Step 4: Simplify right side
    1,458,530,341.79x = 772,585,554,840,628,736
  5. Step 5: Solve for x
    x = 772,585,554,840,628,736/1,458,530,341.79
  6. Step 6: Final answer
    x = 529,701,393.73

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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.