Home / 116,872,388.16-161,335,552.32-69,846,051.84

Finding the Fourth Proportional to 116,872,388.16, 161,335,552.32 and 69,846,051.84

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Solution

The fourth proportional to 116,872,388.16, 161,335,552.32 and 69,846,051.84 is: 96,418,422.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,872,388.16 : 161,335,552.32 = 69,846,051.84 : x
  2. Step 2: Convert to fraction form
    116,872,388.16/161,335,552.32 = 69,846,051.84/x
  3. Step 3: Cross multiply
    116,872,388.16x = 161,335,552.32 × 69,846,051.84
  4. Step 4: Simplify right side
    116,872,388.16x = 11,268,651,350,977,752
  5. Step 5: Solve for x
    x = 11,268,651,350,977,752/116,872,388.16
  6. Step 6: Final answer
    x = 96,418,422.93

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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.