Home / 471,382,932.80-650,528,720.40-262,539,168.32

Finding the Fourth Proportional to 471,382,932.80, 650,528,720.40 and 262,539,168.32

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Solution

The fourth proportional to 471,382,932.80, 650,528,720.40 and 262,539,168.32 is: 362,315,343.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,382,932.80 : 650,528,720.40 = 262,539,168.32 : x
  2. Step 2: Convert to fraction form
    471,382,932.80/650,528,720.40 = 262,539,168.32/x
  3. Step 3: Cross multiply
    471,382,932.80x = 650,528,720.40 × 262,539,168.32
  4. Step 4: Simplify right side
    471,382,932.80x = 170,789,269,222,089,792
  5. Step 5: Solve for x
    x = 170,789,269,222,089,792/471,382,932.80
  6. Step 6: Final answer
    x = 362,315,343.51

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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.