Home / 148,759,653.76-205,346,063.25-111,696,958.42

Finding the Fourth Proportional to 148,759,653.76, 205,346,063.25 and 111,696,958.42

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Solution

The fourth proportional to 148,759,653.76, 205,346,063.25 and 111,696,958.42 is: 154,185,157.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,759,653.76 : 205,346,063.25 = 111,696,958.42 : x
  2. Step 2: Convert to fraction form
    148,759,653.76/205,346,063.25 = 111,696,958.42/x
  3. Step 3: Cross multiply
    148,759,653.76x = 205,346,063.25 × 111,696,958.42
  4. Step 4: Simplify right side
    148,759,653.76x = 22,936,530,688,032,576
  5. Step 5: Solve for x
    x = 22,936,530,688,032,576/148,759,653.76
  6. Step 6: Final answer
    x = 154,185,157.79

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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.