Home / 1,651,081,974.64-2,278,424,357.85-898,398,106

Finding the Fourth Proportional to 1,651,081,974.64, 2,278,424,357.85 and 898,398,106

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Solution

The fourth proportional to 1,651,081,974.64, 2,278,424,357.85 and 898,398,106 is: 1,239,751,968.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,081,974.64 : 2,278,424,357.85 = 898,398,106 : x
  2. Step 2: Convert to fraction form
    1,651,081,974.64/2,278,424,357.85 = 898,398,106/x
  3. Step 3: Cross multiply
    1,651,081,974.64x = 2,278,424,357.85 × 898,398,106
  4. Step 4: Simplify right side
    1,651,081,974.64x = 2,046,932,127,756,706,048
  5. Step 5: Solve for x
    x = 2,046,932,127,756,706,048/1,651,081,974.64
  6. Step 6: Final answer
    x = 1,239,751,968.22

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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.