Home / 4,900,673,678.60-6,763,501,430.88-2,786,446,409.78

Finding the Fourth Proportional to 4,900,673,678.60, 6,763,501,430.88 and 2,786,446,409.78

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Solution

The fourth proportional to 4,900,673,678.60, 6,763,501,430.88 and 2,786,446,409.78 is: 3,845,621,136.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900,673,678.60 : 6,763,501,430.88 = 2,786,446,409.78 : x
  2. Step 2: Convert to fraction form
    4,900,673,678.60/6,763,501,430.88 = 2,786,446,409.78/x
  3. Step 3: Cross multiply
    4,900,673,678.60x = 6,763,501,430.88 × 2,786,446,409.78
  4. Step 4: Simplify right side
    4,900,673,678.60x = 18,846,134,279,617,470,464
  5. Step 5: Solve for x
    x = 18,846,134,279,617,470,464/4,900,673,678.60
  6. Step 6: Final answer
    x = 3,845,621,136.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.