Home / 3,405,736,816.80-5,108,605,225.20-2,487,406,768.80

Finding the Fourth Proportional to 3,405,736,816.80, 5,108,605,225.20 and 2,487,406,768.80

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Solution

The fourth proportional to 3,405,736,816.80, 5,108,605,225.20 and 2,487,406,768.80 is: 3,731,110,153.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,736,816.80 : 5,108,605,225.20 = 2,487,406,768.80 : x
  2. Step 2: Convert to fraction form
    3,405,736,816.80/5,108,605,225.20 = 2,487,406,768.80/x
  3. Step 3: Cross multiply
    3,405,736,816.80x = 5,108,605,225.20 × 2,487,406,768.80
  4. Step 4: Simplify right side
    3,405,736,816.80x = 12,707,179,216,289,529,856
  5. Step 5: Solve for x
    x = 12,707,179,216,289,529,856/3,405,736,816.80
  6. Step 6: Final answer
    x = 3,731,110,153.20

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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.