Home / 108,043,379.48-162,054,162.28-73,251,883.40

Finding the Fourth Proportional to 108,043,379.48, 162,054,162.28 and 73,251,883.40

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Solution

The fourth proportional to 108,043,379.48, 162,054,162.28 and 73,251,883.40 is: 109,870,430.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,043,379.48 : 162,054,162.28 = 73,251,883.40 : x
  2. Step 2: Convert to fraction form
    108,043,379.48/162,054,162.28 = 73,251,883.40/x
  3. Step 3: Cross multiply
    108,043,379.48x = 162,054,162.28 × 73,251,883.40
  4. Step 4: Simplify right side
    108,043,379.48x = 11,870,772,599,819,240
  5. Step 5: Solve for x
    x = 11,870,772,599,819,240/108,043,379.48
  6. Step 6: Final answer
    x = 109,870,430.35

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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.