Home / 1,321,482,804.69-1,983,097,486.41-622,174,929.13

Finding the Fourth Proportional to 1,321,482,804.69, 1,983,097,486.41 and 622,174,929.13

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Solution

The fourth proportional to 1,321,482,804.69, 1,983,097,486.41 and 622,174,929.13 is: 933,673,547.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,321,482,804.69 : 1,983,097,486.41 = 622,174,929.13 : x
  2. Step 2: Convert to fraction form
    1,321,482,804.69/1,983,097,486.41 = 622,174,929.13/x
  3. Step 3: Cross multiply
    1,321,482,804.69x = 1,983,097,486.41 × 622,174,929.13
  4. Step 4: Simplify right side
    1,321,482,804.69x = 1,233,833,538,065,022,976
  5. Step 5: Solve for x
    x = 1,233,833,538,065,022,976/1,321,482,804.69
  6. Step 6: Final answer
    x = 933,673,547.39

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Double scale
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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.