Home / 2,587,175,619.20-3,880,763,428.80-746,988,329.60

Finding the Fourth Proportional to 2,587,175,619.20, 3,880,763,428.80 and 746,988,329.60

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Solution

The fourth proportional to 2,587,175,619.20, 3,880,763,428.80 and 746,988,329.60 is: 1,120,482,494.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,587,175,619.20 : 3,880,763,428.80 = 746,988,329.60 : x
  2. Step 2: Convert to fraction form
    2,587,175,619.20/3,880,763,428.80 = 746,988,329.60/x
  3. Step 3: Cross multiply
    2,587,175,619.20x = 3,880,763,428.80 × 746,988,329.60
  4. Step 4: Simplify right side
    2,587,175,619.20x = 2,898,884,991,252,080,640
  5. Step 5: Solve for x
    x = 2,898,884,991,252,080,640/2,587,175,619.20
  6. Step 6: Final answer
    x = 1,120,482,494.40

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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.