Home / 196,687,736.81-294,886,157.83-118,947,357.79

Finding the Fourth Proportional to 196,687,736.81, 294,886,157.83 and 118,947,357.79

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Solution

The fourth proportional to 196,687,736.81, 294,886,157.83 and 118,947,357.79 is: 178,333,077.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,687,736.81 : 294,886,157.83 = 118,947,357.79 : x
  2. Step 2: Convert to fraction form
    196,687,736.81/294,886,157.83 = 118,947,357.79/x
  3. Step 3: Cross multiply
    196,687,736.81x = 294,886,157.83 × 118,947,357.79
  4. Step 4: Simplify right side
    196,687,736.81x = 35,075,929,320,654,248
  5. Step 5: Solve for x
    x = 35,075,929,320,654,248/196,687,736.81
  6. Step 6: Final answer
    x = 178,333,077.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.