Home / 1,384,037,063.06-1,909,964,272.84-748,957,107.38

Finding the Fourth Proportional to 1,384,037,063.06, 1,909,964,272.84 and 748,957,107.38

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Solution

The fourth proportional to 1,384,037,063.06, 1,909,964,272.84 and 748,957,107.38 is: 1,033,557,088.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,037,063.06 : 1,909,964,272.84 = 748,957,107.38 : x
  2. Step 2: Convert to fraction form
    1,384,037,063.06/1,909,964,272.84 = 748,957,107.38/x
  3. Step 3: Cross multiply
    1,384,037,063.06x = 1,909,964,272.84 × 748,957,107.38
  4. Step 4: Simplify right side
    1,384,037,063.06x = 1,430,481,316,973,969,408
  5. Step 5: Solve for x
    x = 1,430,481,316,973,969,408/1,384,037,063.06
  6. Step 6: Final answer
    x = 1,033,557,088.29

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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.