Home / 1,987,081,417.37-2,742,190,492.41-1,095,040,150.94

Finding the Fourth Proportional to 1,987,081,417.37, 2,742,190,492.41 and 1,095,040,150.94

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Solution

The fourth proportional to 1,987,081,417.37, 2,742,190,492.41 and 1,095,040,150.94 is: 1,511,165,402.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,987,081,417.37 : 2,742,190,492.41 = 1,095,040,150.94 : x
  2. Step 2: Convert to fraction form
    1,987,081,417.37/2,742,190,492.41 = 1,095,040,150.94/x
  3. Step 3: Cross multiply
    1,987,081,417.37x = 2,742,190,492.41 × 1,095,040,150.94
  4. Step 4: Simplify right side
    1,987,081,417.37x = 3,002,808,690,701,168,128
  5. Step 5: Solve for x
    x = 3,002,808,690,701,168,128/1,987,081,417.37
  6. Step 6: Final answer
    x = 1,511,165,402.92

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Double scale
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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.