Home / 1,423,368,861.60-2,131,470,111.60-936,056,272.80

Finding the Fourth Proportional to 1,423,368,861.60, 2,131,470,111.60 and 936,056,272.80

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Solution

The fourth proportional to 1,423,368,861.60, 2,131,470,111.60 and 936,056,272.80 is: 1,401,727,986.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,368,861.60 : 2,131,470,111.60 = 936,056,272.80 : x
  2. Step 2: Convert to fraction form
    1,423,368,861.60/2,131,470,111.60 = 936,056,272.80/x
  3. Step 3: Cross multiply
    1,423,368,861.60x = 2,131,470,111.60 × 936,056,272.80
  4. Step 4: Simplify right side
    1,423,368,861.60x = 1,995,175,968,248,895,744
  5. Step 5: Solve for x
    x = 1,995,175,968,248,895,744/1,423,368,861.60
  6. Step 6: Final answer
    x = 1,401,727,986.38

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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.