Home / 20,270,592,934.62-30,384,604,939.50-6,820,207,214.67

Finding the Fourth Proportional to 20,270,592,934.62, 30,384,604,939.50 and 6,820,207,214.67

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Solution

The fourth proportional to 20,270,592,934.62, 30,384,604,939.50 and 6,820,207,214.67 is: 10,223,149,490.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,270,592,934.62 : 30,384,604,939.50 = 6,820,207,214.67 : x
  2. Step 2: Convert to fraction form
    20,270,592,934.62/30,384,604,939.50 = 6,820,207,214.67/x
  3. Step 3: Cross multiply
    20,270,592,934.62x = 30,384,604,939.50 × 6,820,207,214.67
  4. Step 4: Simplify right side
    20,270,592,934.62x = 207,229,301,823,275,630,592
  5. Step 5: Solve for x
    x = 207,229,301,823,275,630,592/20,270,592,934.62
  6. Step 6: Final answer
    x = 10,223,149,490.08

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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.