Home / 1,369,442,738.43-2,055,492,431.43-660,889,941.84

Finding the Fourth Proportional to 1,369,442,738.43, 2,055,492,431.43 and 660,889,941.84

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Solution

The fourth proportional to 1,369,442,738.43, 2,055,492,431.43 and 660,889,941.84 is: 991,975,958.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,442,738.43 : 2,055,492,431.43 = 660,889,941.84 : x
  2. Step 2: Convert to fraction form
    1,369,442,738.43/2,055,492,431.43 = 660,889,941.84/x
  3. Step 3: Cross multiply
    1,369,442,738.43x = 2,055,492,431.43 × 660,889,941.84
  4. Step 4: Simplify right side
    1,369,442,738.43x = 1,358,454,273,460,333,056
  5. Step 5: Solve for x
    x = 1,358,454,273,460,333,056/1,369,442,738.43
  6. Step 6: Final answer
    x = 991,975,958.79

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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.