Home / 108,803,101.14-163,204,476.75-74,620,816.02

Finding the Fourth Proportional to 108,803,101.14, 163,204,476.75 and 74,620,816.02

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Solution

The fourth proportional to 108,803,101.14, 163,204,476.75 and 74,620,816.02 is: 111,931,104.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,803,101.14 : 163,204,476.75 = 74,620,816.02 : x
  2. Step 2: Convert to fraction form
    108,803,101.14/163,204,476.75 = 74,620,816.02/x
  3. Step 3: Cross multiply
    108,803,101.14x = 163,204,476.75 × 74,620,816.02
  4. Step 4: Simplify right side
    108,803,101.14x = 12,178,451,233,202,116
  5. Step 5: Solve for x
    x = 12,178,451,233,202,116/108,803,101.14
  6. Step 6: Final answer
    x = 111,931,104.04

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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.