Home / 108,809,344.80-163,214,017.20-28,030,312.80

Finding the Fourth Proportional to 108,809,344.80, 163,214,017.20 and 28,030,312.80

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Solution

The fourth proportional to 108,809,344.80, 163,214,017.20 and 28,030,312.80 is: 42,045,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,809,344.80 : 163,214,017.20 = 28,030,312.80 : x
  2. Step 2: Convert to fraction form
    108,809,344.80/163,214,017.20 = 28,030,312.80/x
  3. Step 3: Cross multiply
    108,809,344.80x = 163,214,017.20 × 28,030,312.80
  4. Step 4: Simplify right side
    108,809,344.80x = 4,574,939,955,460,580
  5. Step 5: Solve for x
    x = 4,574,939,955,460,580/108,809,344.80
  6. Step 6: Final answer
    x = 42,045,469.20

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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.