Home / 168,821,520.34-232,998,165.77-97,280,483.52

Finding the Fourth Proportional to 168,821,520.34, 232,998,165.77 and 97,280,483.52

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Solution

The fourth proportional to 168,821,520.34, 232,998,165.77 and 97,280,483.52 is: 134,261,166.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,821,520.34 : 232,998,165.77 = 97,280,483.52 : x
  2. Step 2: Convert to fraction form
    168,821,520.34/232,998,165.77 = 97,280,483.52/x
  3. Step 3: Cross multiply
    168,821,520.34x = 232,998,165.77 × 97,280,483.52
  4. Step 4: Simplify right side
    168,821,520.34x = 22,666,174,226,823,200
  5. Step 5: Solve for x
    x = 22,666,174,226,823,200/168,821,520.34
  6. Step 6: Final answer
    x = 134,261,166.36

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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.