Home / 108,804,945.15-163,207,417.73-76,493,332.35

Finding the Fourth Proportional to 108,804,945.15, 163,207,417.73 and 76,493,332.35

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Solution

The fourth proportional to 108,804,945.15, 163,207,417.73 and 76,493,332.35 is: 114,739,998.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,804,945.15 : 163,207,417.73 = 76,493,332.35 : x
  2. Step 2: Convert to fraction form
    108,804,945.15/163,207,417.73 = 76,493,332.35/x
  3. Step 3: Cross multiply
    108,804,945.15x = 163,207,417.73 × 76,493,332.35
  4. Step 4: Simplify right side
    108,804,945.15x = 12,484,279,246,406,170
  5. Step 5: Solve for x
    x = 12,484,279,246,406,170/108,804,945.15
  6. Step 6: Final answer
    x = 114,739,998.53

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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.