Home / 932,212,882,207.65-1,286,440,086,540-520,687,366,570.55

Finding the Fourth Proportional to 932,212,882,207.65, 1,286,440,086,540 and 520,687,366,570.55

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Solution

The fourth proportional to 932,212,882,207.65, 1,286,440,086,540 and 520,687,366,570.55 is: 718,540,918,813.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,212,882,207.65 : 1,286,440,086,540 = 520,687,366,570.55 : x
  2. Step 2: Convert to fraction form
    932,212,882,207.65/1,286,440,086,540 = 520,687,366,570.55/x
  3. Step 3: Cross multiply
    932,212,882,207.65x = 1,286,440,086,540 × 520,687,366,570.55
  4. Step 4: Simplify right side
    932,212,882,207.65x = 669,833,100,911,303,039,385,600
  5. Step 5: Solve for x
    x = 669,833,100,911,303,039,385,600/932,212,882,207.65
  6. Step 6: Final answer
    x = 718,540,918,813.54

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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.