Home / 3,620,211,387.12-5,427,387,955.04-1,131,792,048.72

Finding the Fourth Proportional to 3,620,211,387.12, 5,427,387,955.04 and 1,131,792,048.72

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Solution

The fourth proportional to 3,620,211,387.12, 5,427,387,955.04 and 1,131,792,048.72 is: 1,696,772,336.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,620,211,387.12 : 5,427,387,955.04 = 1,131,792,048.72 : x
  2. Step 2: Convert to fraction form
    3,620,211,387.12/5,427,387,955.04 = 1,131,792,048.72/x
  3. Step 3: Cross multiply
    3,620,211,387.12x = 5,427,387,955.04 × 1,131,792,048.72
  4. Step 4: Simplify right side
    3,620,211,387.12x = 6,142,674,532,827,314,176
  5. Step 5: Solve for x
    x = 6,142,674,532,827,314,176/3,620,211,387.12
  6. Step 6: Final answer
    x = 1,696,772,336.19

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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.