Home / 1,987,081,210.05-2,742,190,204.62-1,095,039,942.90

Finding the Fourth Proportional to 1,987,081,210.05, 2,742,190,204.62 and 1,095,039,942.90

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Solution

The fourth proportional to 1,987,081,210.05, 2,742,190,204.62 and 1,095,039,942.90 is: 1,511,165,114.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,987,081,210.05 : 2,742,190,204.62 = 1,095,039,942.90 : x
  2. Step 2: Convert to fraction form
    1,987,081,210.05/2,742,190,204.62 = 1,095,039,942.90/x
  3. Step 3: Cross multiply
    1,987,081,210.05x = 2,742,190,204.62 × 1,095,039,942.90
  4. Step 4: Simplify right side
    1,987,081,210.05x = 3,002,807,805,088,024,064
  5. Step 5: Solve for x
    x = 3,002,807,805,088,024,064/1,987,081,210.05
  6. Step 6: Final answer
    x = 1,511,165,114.89

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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.