Home / 724,222,801,577.37-999,382,434,556.12-399,043,896,047.67

Finding the Fourth Proportional to 724,222,801,577.37, 999,382,434,556.12 and 399,043,896,047.67

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Solution

The fourth proportional to 724,222,801,577.37, 999,382,434,556.12 and 399,043,896,047.67 is: 550,655,764,301.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,222,801,577.37 : 999,382,434,556.12 = 399,043,896,047.67 : x
  2. Step 2: Convert to fraction form
    724,222,801,577.37/999,382,434,556.12 = 399,043,896,047.67/x
  3. Step 3: Cross multiply
    724,222,801,577.37x = 999,382,434,556.12 × 399,043,896,047.67
  4. Step 4: Simplify right side
    724,222,801,577.37x = 398,797,460,326,879,697,305,600
  5. Step 5: Solve for x
    x = 398,797,460,326,879,697,305,600/724,222,801,577.37
  6. Step 6: Final answer
    x = 550,655,764,301.11

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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.