Home / 108,911,747.80-163,367,621.70-108,274,018.60

Finding the Fourth Proportional to 108,911,747.80, 163,367,621.70 and 108,274,018.60

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Solution

The fourth proportional to 108,911,747.80, 163,367,621.70 and 108,274,018.60 is: 162,411,027.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,911,747.80 : 163,367,621.70 = 108,274,018.60 : x
  2. Step 2: Convert to fraction form
    108,911,747.80/163,367,621.70 = 108,274,018.60/x
  3. Step 3: Cross multiply
    108,911,747.80x = 163,367,621.70 × 108,274,018.60
  4. Step 4: Simplify right side
    108,911,747.80x = 17,688,468,910,583,562
  5. Step 5: Solve for x
    x = 17,688,468,910,583,562/108,911,747.80
  6. Step 6: Final answer
    x = 162,411,027.90

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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.