Home / 170,389,057.85-235,096,851.80-103,406,531.33

Finding the Fourth Proportional to 170,389,057.85, 235,096,851.80 and 103,406,531.33

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Solution

The fourth proportional to 170,389,057.85, 235,096,851.80 and 103,406,531.33 is: 142,676,708.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,389,057.85 : 235,096,851.80 = 103,406,531.33 : x
  2. Step 2: Convert to fraction form
    170,389,057.85/235,096,851.80 = 103,406,531.33/x
  3. Step 3: Cross multiply
    170,389,057.85x = 235,096,851.80 × 103,406,531.33
  4. Step 4: Simplify right side
    170,389,057.85x = 24,310,549,970,065,584
  5. Step 5: Solve for x
    x = 24,310,549,970,065,584/170,389,057.85
  6. Step 6: Final answer
    x = 142,676,708.69

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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.