Home / 1,115,336,382,836-1,673,768,779,230.90-389,267,713,137.35

Finding the Fourth Proportional to 1,115,336,382,836, 1,673,768,779,230.90 and 389,267,713,137.35

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Solution

The fourth proportional to 1,115,336,382,836, 1,673,768,779,230.90 and 389,267,713,137.35 is: 584,168,287,736.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,336,382,836 : 1,673,768,779,230.90 = 389,267,713,137.35 : x
  2. Step 2: Convert to fraction form
    1,115,336,382,836/1,673,768,779,230.90 = 389,267,713,137.35/x
  3. Step 3: Cross multiply
    1,115,336,382,836x = 1,673,768,779,230.90 × 389,267,713,137.35
  4. Step 4: Simplify right side
    1,115,336,382,836x = 651,544,145,011,906,424,340,480
  5. Step 5: Solve for x
    x = 651,544,145,011,906,424,340,480/1,115,336,382,836
  6. Step 6: Final answer
    x = 584,168,287,736.84

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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.