Home / 7,243,344,138.20-10,865,016,207.30-2,585,370,061.40

Finding the Fourth Proportional to 7,243,344,138.20, 10,865,016,207.30 and 2,585,370,061.40

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Solution

The fourth proportional to 7,243,344,138.20, 10,865,016,207.30 and 2,585,370,061.40 is: 3,878,055,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,344,138.20 : 10,865,016,207.30 = 2,585,370,061.40 : x
  2. Step 2: Convert to fraction form
    7,243,344,138.20/10,865,016,207.30 = 2,585,370,061.40/x
  3. Step 3: Cross multiply
    7,243,344,138.20x = 10,865,016,207.30 × 2,585,370,061.40
  4. Step 4: Simplify right side
    7,243,344,138.20x = 28,090,087,618,979,196,928
  5. Step 5: Solve for x
    x = 28,090,087,618,979,196,928/7,243,344,138.20
  6. Step 6: Final answer
    x = 3,878,055,092.10

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1.5x scale

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.