Home / 108,790,091.64-163,185,137.42-74,607,806.52

Finding the Fourth Proportional to 108,790,091.64, 163,185,137.42 and 74,607,806.52

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Solution

The fourth proportional to 108,790,091.64, 163,185,137.42 and 74,607,806.52 is: 111,911,709.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,790,091.64 : 163,185,137.42 = 74,607,806.52 : x
  2. Step 2: Convert to fraction form
    108,790,091.64/163,185,137.42 = 74,607,806.52/x
  3. Step 3: Cross multiply
    108,790,091.64x = 163,185,137.42 × 74,607,806.52
  4. Step 4: Simplify right side
    108,790,091.64x = 12,174,885,159,197,932
  5. Step 5: Solve for x
    x = 12,174,885,159,197,932/108,790,091.64
  6. Step 6: Final answer
    x = 111,911,709.75

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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.