Home / 194,170,370.10-291,255,555.15-117,978,011.70

Finding the Fourth Proportional to 194,170,370.10, 291,255,555.15 and 117,978,011.70

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Solution

The fourth proportional to 194,170,370.10, 291,255,555.15 and 117,978,011.70 is: 176,967,017.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,170,370.10 : 291,255,555.15 = 117,978,011.70 : x
  2. Step 2: Convert to fraction form
    194,170,370.10/291,255,555.15 = 117,978,011.70/x
  3. Step 3: Cross multiply
    194,170,370.10x = 291,255,555.15 × 117,978,011.70
  4. Step 4: Simplify right side
    194,170,370.10x = 34,361,751,293,176,692
  5. Step 5: Solve for x
    x = 34,361,751,293,176,692/194,170,370.10
  6. Step 6: Final answer
    x = 176,967,017.55

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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.