Home / 170,389,056.85-235,096,850.42-103,406,530.32

Finding the Fourth Proportional to 170,389,056.85, 235,096,850.42 and 103,406,530.32

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Solution

The fourth proportional to 170,389,056.85, 235,096,850.42 and 103,406,530.32 is: 142,676,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,389,056.85 : 235,096,850.42 = 103,406,530.32 : x
  2. Step 2: Convert to fraction form
    170,389,056.85/235,096,850.42 = 103,406,530.32/x
  3. Step 3: Cross multiply
    170,389,056.85x = 235,096,850.42 × 103,406,530.32
  4. Step 4: Simplify right side
    170,389,056.85x = 24,310,549,591,679,976
  5. Step 5: Solve for x
    x = 24,310,549,591,679,976/170,389,056.85
  6. Step 6: Final answer
    x = 142,676,707.31

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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.