Home / 1,273,100,540.45-1,909,651,252.32-572,774,774.94

Finding the Fourth Proportional to 1,273,100,540.45, 1,909,651,252.32 and 572,774,774.94

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Solution

The fourth proportional to 1,273,100,540.45, 1,909,651,252.32 and 572,774,774.94 is: 859,162,361.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,100,540.45 : 1,909,651,252.32 = 572,774,774.94 : x
  2. Step 2: Convert to fraction form
    1,273,100,540.45/1,909,651,252.32 = 572,774,774.94/x
  3. Step 3: Cross multiply
    1,273,100,540.45x = 1,909,651,252.32 × 572,774,774.94
  4. Step 4: Simplify right side
    1,273,100,540.45x = 1,093,800,066,261,477,248
  5. Step 5: Solve for x
    x = 1,093,800,066,261,477,248/1,273,100,540.45
  6. Step 6: Final answer
    x = 859,162,361.11

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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.