Home / 1,622,088,169.76-2,238,525,689.64-917,345,537.84

Finding the Fourth Proportional to 1,622,088,169.76, 2,238,525,689.64 and 917,345,537.84

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Solution

The fourth proportional to 1,622,088,169.76, 2,238,525,689.64 and 917,345,537.84 is: 1,265,961,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,088,169.76 : 2,238,525,689.64 = 917,345,537.84 : x
  2. Step 2: Convert to fraction form
    1,622,088,169.76/2,238,525,689.64 = 917,345,537.84/x
  3. Step 3: Cross multiply
    1,622,088,169.76x = 2,238,525,689.64 × 917,345,537.84
  4. Step 4: Simplify right side
    1,622,088,169.76x = 2,053,501,552,731,462,656
  5. Step 5: Solve for x
    x = 2,053,501,552,731,462,656/1,622,088,169.76
  6. Step 6: Final answer
    x = 1,265,961,734.40

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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.