Home / 6,720,192,030.05-10,080,288,045.08-4,398,290,871.65

Finding the Fourth Proportional to 6,720,192,030.05, 10,080,288,045.08 and 4,398,290,871.65

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Solution

The fourth proportional to 6,720,192,030.05, 10,080,288,045.08 and 4,398,290,871.65 is: 6,597,436,307.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720,192,030.05 : 10,080,288,045.08 = 4,398,290,871.65 : x
  2. Step 2: Convert to fraction form
    6,720,192,030.05/10,080,288,045.08 = 4,398,290,871.65/x
  3. Step 3: Cross multiply
    6,720,192,030.05x = 10,080,288,045.08 × 4,398,290,871.65
  4. Step 4: Simplify right side
    6,720,192,030.05x = 44,336,038,892,255,993,856
  5. Step 5: Solve for x
    x = 44,336,038,892,255,993,856/6,720,192,030.05
  6. Step 6: Final answer
    x = 6,597,436,307.48

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Double scale
Find fourth proportional to 6,720,192,031.05, 10,080,288,046.58 and 4,398,290,872.65
Similar ratio
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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.