Home / 1,183,245,890.40-1,771,467,613.20-724,080,866.40

Finding the Fourth Proportional to 1,183,245,890.40, 1,771,467,613.20 and 724,080,866.40

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Solution

The fourth proportional to 1,183,245,890.40, 1,771,467,613.20 and 724,080,866.40 is: 1,084,039,940.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,245,890.40 : 1,771,467,613.20 = 724,080,866.40 : x
  2. Step 2: Convert to fraction form
    1,183,245,890.40/1,771,467,613.20 = 724,080,866.40/x
  3. Step 3: Cross multiply
    1,183,245,890.40x = 1,771,467,613.20 × 724,080,866.40
  4. Step 4: Simplify right side
    1,183,245,890.40x = 1,282,685,804,165,395,968
  5. Step 5: Solve for x
    x = 1,282,685,804,165,395,968/1,183,245,890.40
  6. Step 6: Final answer
    x = 1,084,039,940.11

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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.