Home / 1,030,111,082.48-1,421,873,375.28-818,792,879.96

Finding the Fourth Proportional to 1,030,111,082.48, 1,421,873,375.28 and 818,792,879.96

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Solution

The fourth proportional to 1,030,111,082.48, 1,421,873,375.28 and 818,792,879.96 is: 1,130,188,593.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,111,082.48 : 1,421,873,375.28 = 818,792,879.96 : x
  2. Step 2: Convert to fraction form
    1,030,111,082.48/1,421,873,375.28 = 818,792,879.96/x
  3. Step 3: Cross multiply
    1,030,111,082.48x = 1,421,873,375.28 × 818,792,879.96
  4. Step 4: Simplify right side
    1,030,111,082.48x = 1,164,219,795,883,956,992
  5. Step 5: Solve for x
    x = 1,164,219,795,883,956,992/1,030,111,082.48
  6. Step 6: Final answer
    x = 1,130,188,593.91

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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.