Home / 6,447,326,077.20-9,654,864,802.20-5,157,380,989.20

Finding the Fourth Proportional to 6,447,326,077.20, 9,654,864,802.20 and 5,157,380,989.20

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Solution

The fourth proportional to 6,447,326,077.20, 9,654,864,802.20 and 5,157,380,989.20 is: 7,723,173,233.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,326,077.20 : 9,654,864,802.20 = 5,157,380,989.20 : x
  2. Step 2: Convert to fraction form
    6,447,326,077.20/9,654,864,802.20 = 5,157,380,989.20/x
  3. Step 3: Cross multiply
    6,447,326,077.20x = 9,654,864,802.20 × 5,157,380,989.20
  4. Step 4: Simplify right side
    6,447,326,077.20x = 49,793,816,184,162,500,608
  5. Step 5: Solve for x
    x = 49,793,816,184,162,500,608/6,447,326,077.20
  6. Step 6: Final answer
    x = 7,723,173,233.05

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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.