Home / 5,668,720,660.40-8,503,080,990.60-4,428,975,095.60

Finding the Fourth Proportional to 5,668,720,660.40, 8,503,080,990.60 and 4,428,975,095.60

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Solution

The fourth proportional to 5,668,720,660.40, 8,503,080,990.60 and 4,428,975,095.60 is: 6,643,462,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668,720,660.40 : 8,503,080,990.60 = 4,428,975,095.60 : x
  2. Step 2: Convert to fraction form
    5,668,720,660.40/8,503,080,990.60 = 4,428,975,095.60/x
  3. Step 3: Cross multiply
    5,668,720,660.40x = 8,503,080,990.60 × 4,428,975,095.60
  4. Step 4: Simplify right side
    5,668,720,660.40x = 37,659,933,943,237,181,440
  5. Step 5: Solve for x
    x = 37,659,933,943,237,181,440/5,668,720,660.40
  6. Step 6: Final answer
    x = 6,643,462,643.40

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Double scale
Find fourth proportional to 5,668,720,661.40, 8,503,080,992.10 and 4,428,975,096.60
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.