Home / 6,580,678,426.24-9,870,669,987.96-2,158,515,349.96

Finding the Fourth Proportional to 6,580,678,426.24, 9,870,669,987.96 and 2,158,515,349.96

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Solution

The fourth proportional to 6,580,678,426.24, 9,870,669,987.96 and 2,158,515,349.96 is: 3,237,658,992.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580,678,426.24 : 9,870,669,987.96 = 2,158,515,349.96 : x
  2. Step 2: Convert to fraction form
    6,580,678,426.24/9,870,669,987.96 = 2,158,515,349.96/x
  3. Step 3: Cross multiply
    6,580,678,426.24x = 9,870,669,987.96 × 2,158,515,349.96
  4. Step 4: Simplify right side
    6,580,678,426.24x = 21,305,992,683,401,146,368
  5. Step 5: Solve for x
    x = 21,305,992,683,401,146,368/6,580,678,426.24
  6. Step 6: Final answer
    x = 3,237,658,992.49

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Double scale
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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.