Home / 5,436,479,465,378.40-7,512,155,325,809.80-3,871,228,270,934.60

Finding the Fourth Proportional to 5,436,479,465,378.40, 7,512,155,325,809.80 and 3,871,228,270,934.60

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Solution

The fourth proportional to 5,436,479,465,378.40, 7,512,155,325,809.80 and 3,871,228,270,934.60 is: 5,349,283,163,511.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,479,465,378.40 : 7,512,155,325,809.80 = 3,871,228,270,934.60 : x
  2. Step 2: Convert to fraction form
    5,436,479,465,378.40/7,512,155,325,809.80 = 3,871,228,270,934.60/x
  3. Step 3: Cross multiply
    5,436,479,465,378.40x = 7,512,155,325,809.80 × 3,871,228,270,934.60
  4. Step 4: Simplify right side
    5,436,479,465,378.40x = 29,081,268,072,926,818,473,082,880
  5. Step 5: Solve for x
    x = 29,081,268,072,926,818,473,082,880/5,436,479,465,378.40
  6. Step 6: Final answer
    x = 5,349,283,163,511.89

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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.