Home / 108,809,310.30-163,213,965.45-28,030,278.30

Finding the Fourth Proportional to 108,809,310.30, 163,213,965.45 and 28,030,278.30

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Solution

The fourth proportional to 108,809,310.30, 163,213,965.45 and 28,030,278.30 is: 42,045,417.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,809,310.30 : 163,213,965.45 = 28,030,278.30 : x
  2. Step 2: Convert to fraction form
    108,809,310.30/163,213,965.45 = 28,030,278.30/x
  3. Step 3: Cross multiply
    108,809,310.30x = 163,213,965.45 × 28,030,278.30
  4. Step 4: Simplify right side
    108,809,310.30x = 4,574,932,874,010,085
  5. Step 5: Solve for x
    x = 4,574,932,874,010,085/108,809,310.30
  6. Step 6: Final answer
    x = 42,045,417.45

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Similar ratio
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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.