Home / 1,079,749,881,474.70-1,619,452,415,306.20-314,659,068,976.65

Finding the Fourth Proportional to 1,079,749,881,474.70, 1,619,452,415,306.20 and 314,659,068,976.65

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Solution

The fourth proportional to 1,079,749,881,474.70, 1,619,452,415,306.20 and 314,659,068,976.65 is: 471,938,360,906.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,749,881,474.70 : 1,619,452,415,306.20 = 314,659,068,976.65 : x
  2. Step 2: Convert to fraction form
    1,079,749,881,474.70/1,619,452,415,306.20 = 314,659,068,976.65/x
  3. Step 3: Cross multiply
    1,079,749,881,474.70x = 1,619,452,415,306.20 × 314,659,068,976.65
  4. Step 4: Simplify right side
    1,079,749,881,474.70x = 509,575,389,252,236,058,034,176
  5. Step 5: Solve for x
    x = 509,575,389,252,236,058,034,176/1,079,749,881,474.70
  6. Step 6: Final answer
    x = 471,938,360,906.57

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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.