Home / 3,368,671,133.11-4,648,454,188.82-1,863,265,085.06

Finding the Fourth Proportional to 3,368,671,133.11, 4,648,454,188.82 and 1,863,265,085.06

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Solution

The fourth proportional to 3,368,671,133.11, 4,648,454,188.82 and 1,863,265,085.06 is: 2,571,133,259.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368,671,133.11 : 4,648,454,188.82 = 1,863,265,085.06 : x
  2. Step 2: Convert to fraction form
    3,368,671,133.11/4,648,454,188.82 = 1,863,265,085.06/x
  3. Step 3: Cross multiply
    3,368,671,133.11x = 4,648,454,188.82 × 1,863,265,085.06
  4. Step 4: Simplify right side
    3,368,671,133.11x = 8,661,302,389,503,732,736
  5. Step 5: Solve for x
    x = 8,661,302,389,503,732,736/3,368,671,133.11
  6. Step 6: Final answer
    x = 2,571,133,259.16

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1.5x scale

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.