Home / 116,994,295.80-161,450,150.79-64,782,210.48

Finding the Fourth Proportional to 116,994,295.80, 161,450,150.79 and 64,782,210.48

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Solution

The fourth proportional to 116,994,295.80, 161,450,150.79 and 64,782,210.48 is: 89,398,355.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,994,295.80 : 161,450,150.79 = 64,782,210.48 : x
  2. Step 2: Convert to fraction form
    116,994,295.80/161,450,150.79 = 64,782,210.48/x
  3. Step 3: Cross multiply
    116,994,295.80x = 161,450,150.79 × 64,782,210.48
  4. Step 4: Simplify right side
    116,994,295.80x = 10,459,097,650,505,518
  5. Step 5: Solve for x
    x = 10,459,097,650,505,518/116,994,295.80
  6. Step 6: Final answer
    x = 89,398,355.53

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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.