Home / 108,809,337.80-163,214,006.70-28,030,305.80

Finding the Fourth Proportional to 108,809,337.80, 163,214,006.70 and 28,030,305.80

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Solution

The fourth proportional to 108,809,337.80, 163,214,006.70 and 28,030,305.80 is: 42,045,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,809,337.80 : 163,214,006.70 = 28,030,305.80 : x
  2. Step 2: Convert to fraction form
    108,809,337.80/163,214,006.70 = 28,030,305.80/x
  3. Step 3: Cross multiply
    108,809,337.80x = 163,214,006.70 × 28,030,305.80
  4. Step 4: Simplify right side
    108,809,337.80x = 4,574,938,518,644,249
  5. Step 5: Solve for x
    x = 4,574,938,518,644,249/108,809,337.80
  6. Step 6: Final answer
    x = 42,045,458.70

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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.