Home / 1,803,939,372-2,489,393,993.04-1,061,431,526.88

Finding the Fourth Proportional to 1,803,939,372, 2,489,393,993.04 and 1,061,431,526.88

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Solution

The fourth proportional to 1,803,939,372, 2,489,393,993.04 and 1,061,431,526.88 is: 1,464,750,594.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,939,372 : 2,489,393,993.04 = 1,061,431,526.88 : x
  2. Step 2: Convert to fraction form
    1,803,939,372/2,489,393,993.04 = 1,061,431,526.88/x
  3. Step 3: Cross multiply
    1,803,939,372x = 2,489,393,993.04 × 1,061,431,526.88
  4. Step 4: Simplify right side
    1,803,939,372x = 2,642,321,267,038,347,264
  5. Step 5: Solve for x
    x = 2,642,321,267,038,347,264/1,803,939,372
  6. Step 6: Final answer
    x = 1,464,750,594.20

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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.