Home / 17,095,540,811.10-25,643,311,216.65-7,281,880,446.30

Finding the Fourth Proportional to 17,095,540,811.10, 25,643,311,216.65 and 7,281,880,446.30

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Solution

The fourth proportional to 17,095,540,811.10, 25,643,311,216.65 and 7,281,880,446.30 is: 10,922,820,669.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,095,540,811.10 : 25,643,311,216.65 = 7,281,880,446.30 : x
  2. Step 2: Convert to fraction form
    17,095,540,811.10/25,643,311,216.65 = 7,281,880,446.30/x
  3. Step 3: Cross multiply
    17,095,540,811.10x = 25,643,311,216.65 × 7,281,880,446.30
  4. Step 4: Simplify right side
    17,095,540,811.10x = 186,731,526,526,909,120,512
  5. Step 5: Solve for x
    x = 186,731,526,526,909,120,512/17,095,540,811.10
  6. Step 6: Final answer
    x = 10,922,820,669.45

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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.