Home / 108,794,562.40-163,191,843.60-102,412,021.60

Finding the Fourth Proportional to 108,794,562.40, 163,191,843.60 and 102,412,021.60

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Solution

The fourth proportional to 108,794,562.40, 163,191,843.60 and 102,412,021.60 is: 153,618,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,794,562.40 : 163,191,843.60 = 102,412,021.60 : x
  2. Step 2: Convert to fraction form
    108,794,562.40/163,191,843.60 = 102,412,021.60/x
  3. Step 3: Cross multiply
    108,794,562.40x = 163,191,843.60 × 102,412,021.60
  4. Step 4: Simplify right side
    108,794,562.40x = 16,712,806,611,707,020
  5. Step 5: Solve for x
    x = 16,712,806,611,707,020/108,794,562.40
  6. Step 6: Final answer
    x = 153,618,032.40

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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.