Home / 177,155,379.40-265,733,069.10-170,352,934.60

Finding the Fourth Proportional to 177,155,379.40, 265,733,069.10 and 170,352,934.60

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Solution

The fourth proportional to 177,155,379.40, 265,733,069.10 and 170,352,934.60 is: 255,529,401.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,155,379.40 : 265,733,069.10 = 170,352,934.60 : x
  2. Step 2: Convert to fraction form
    177,155,379.40/265,733,069.10 = 170,352,934.60/x
  3. Step 3: Cross multiply
    177,155,379.40x = 265,733,069.10 × 170,352,934.60
  4. Step 4: Simplify right side
    177,155,379.40x = 45,268,408,141,449,576
  5. Step 5: Solve for x
    x = 45,268,408,141,449,576/177,155,379.40
  6. Step 6: Final answer
    x = 255,529,401.90

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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.