Home / 805,596,882,806.90-1,111,718,042,794.40-439,791,086,058.83

Finding the Fourth Proportional to 805,596,882,806.90, 1,111,718,042,794.40 and 439,791,086,058.83

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Solution

The fourth proportional to 805,596,882,806.90, 1,111,718,042,794.40 and 439,791,086,058.83 is: 606,908,611,324.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,596,882,806.90 : 1,111,718,042,794.40 = 439,791,086,058.83 : x
  2. Step 2: Convert to fraction form
    805,596,882,806.90/1,111,718,042,794.40 = 439,791,086,058.83/x
  3. Step 3: Cross multiply
    805,596,882,806.90x = 1,111,718,042,794.40 × 439,791,086,058.83
  4. Step 4: Simplify right side
    805,596,882,806.90x = 488,923,685,431,745,989,050,368
  5. Step 5: Solve for x
    x = 488,923,685,431,745,989,050,368/805,596,882,806.90
  6. Step 6: Final answer
    x = 606,908,611,324.58

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Double scale
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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.