Home / 1,813,645,896-2,717,634,491.86-1,262,026,081.28

Finding the Fourth Proportional to 1,813,645,896, 2,717,634,491.86 and 1,262,026,081.28

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Solution

The fourth proportional to 1,813,645,896, 2,717,634,491.86 and 1,262,026,081.28 is: 1,891,066,837.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,645,896 : 2,717,634,491.86 = 1,262,026,081.28 : x
  2. Step 2: Convert to fraction form
    1,813,645,896/2,717,634,491.86 = 1,262,026,081.28/x
  3. Step 3: Cross multiply
    1,813,645,896x = 2,717,634,491.86 × 1,262,026,081.28
  4. Step 4: Simplify right side
    1,813,645,896x = 3,429,725,608,113,439,744
  5. Step 5: Solve for x
    x = 3,429,725,608,113,439,744/1,813,645,896
  6. Step 6: Final answer
    x = 1,891,066,837.07

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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.