Home / 7,243,344,214.20-10,865,016,321.30-2,585,370,137.40

Finding the Fourth Proportional to 7,243,344,214.20, 10,865,016,321.30 and 2,585,370,137.40

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Solution

The fourth proportional to 7,243,344,214.20, 10,865,016,321.30 and 2,585,370,137.40 is: 3,878,055,206.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,344,214.20 : 10,865,016,321.30 = 2,585,370,137.40 : x
  2. Step 2: Convert to fraction form
    7,243,344,214.20/10,865,016,321.30 = 2,585,370,137.40/x
  3. Step 3: Cross multiply
    7,243,344,214.20x = 10,865,016,321.30 × 2,585,370,137.40
  4. Step 4: Simplify right side
    7,243,344,214.20x = 28,090,088,739,452,620,800
  5. Step 5: Solve for x
    x = 28,090,088,739,452,620,800/7,243,344,214.20
  6. Step 6: Final answer
    x = 3,878,055,206.10

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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.