Home / 20,270,635,366.82-30,384,668,542.93-6,820,249,975.68

Finding the Fourth Proportional to 20,270,635,366.82, 30,384,668,542.93 and 6,820,249,975.68

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Solution

The fourth proportional to 20,270,635,366.82, 30,384,668,542.93 and 6,820,249,975.68 is: 10,223,213,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,270,635,366.82 : 30,384,668,542.93 = 6,820,249,975.68 : x
  2. Step 2: Convert to fraction form
    20,270,635,366.82/30,384,668,542.93 = 6,820,249,975.68/x
  3. Step 3: Cross multiply
    20,270,635,366.82x = 30,384,668,542.93 × 6,820,249,975.68
  4. Step 4: Simplify right side
    20,270,635,366.82x = 207,231,034,891,058,184,192
  5. Step 5: Solve for x
    x = 207,231,034,891,058,184,192/20,270,635,366.82
  6. Step 6: Final answer
    x = 10,223,213,586.60

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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.