Home / 805,658,888,367.32-1,112,311,118,266.20-512,849,085,759.40

Finding the Fourth Proportional to 805,658,888,367.32, 1,112,311,118,266.20 and 512,849,085,759.40

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Solution

The fourth proportional to 805,658,888,367.32, 1,112,311,118,266.20 and 512,849,085,759.40 is: 708,051,196,752.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,658,888,367.32 : 1,112,311,118,266.20 = 512,849,085,759.40 : x
  2. Step 2: Convert to fraction form
    805,658,888,367.32/1,112,311,118,266.20 = 512,849,085,759.40/x
  3. Step 3: Cross multiply
    805,658,888,367.32x = 1,112,311,118,266.20 × 512,849,085,759.40
  4. Step 4: Simplify right side
    805,658,888,367.32x = 570,447,740,082,836,536,819,712
  5. Step 5: Solve for x
    x = 570,447,740,082,836,536,819,712/805,658,888,367.32
  6. Step 6: Final answer
    x = 708,051,196,752.58

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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.