Home / 116,994,009.39-161,619,901.43-93,441,622.58

Finding the Fourth Proportional to 116,994,009.39, 161,619,901.43 and 93,441,622.58

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Solution

The fourth proportional to 116,994,009.39, 161,619,901.43 and 93,441,622.58 is: 129,083,753.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,994,009.39 : 161,619,901.43 = 93,441,622.58 : x
  2. Step 2: Convert to fraction form
    116,994,009.39/161,619,901.43 = 93,441,622.58/x
  3. Step 3: Cross multiply
    116,994,009.39x = 161,619,901.43 × 93,441,622.58
  4. Step 4: Simplify right side
    116,994,009.39x = 15,102,025,830,169,308
  5. Step 5: Solve for x
    x = 15,102,025,830,169,308/116,994,009.39
  6. Step 6: Final answer
    x = 129,083,753.17

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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.