Home / 262,318,100.88-393,613,329.87-106,985,868.06

Finding the Fourth Proportional to 262,318,100.88, 393,613,329.87 and 106,985,868.06

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Solution

The fourth proportional to 262,318,100.88, 393,613,329.87 and 106,985,868.06 is: 160,534,342.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,318,100.88 : 393,613,329.87 = 106,985,868.06 : x
  2. Step 2: Convert to fraction form
    262,318,100.88/393,613,329.87 = 106,985,868.06/x
  3. Step 3: Cross multiply
    262,318,100.88x = 393,613,329.87 × 106,985,868.06
  4. Step 4: Simplify right side
    262,318,100.88x = 42,111,063,776,129,080
  5. Step 5: Solve for x
    x = 42,111,063,776,129,080/262,318,100.88
  6. Step 6: Final answer
    x = 160,534,342.22

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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.