Home / 108,427,802.80-162,706,331.09-39,345,996.33

Finding the Fourth Proportional to 108,427,802.80, 162,706,331.09 and 39,345,996.33

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Solution

The fourth proportional to 108,427,802.80, 162,706,331.09 and 39,345,996.33 is: 59,042,446.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,427,802.80 : 162,706,331.09 = 39,345,996.33 : x
  2. Step 2: Convert to fraction form
    108,427,802.80/162,706,331.09 = 39,345,996.33/x
  3. Step 3: Cross multiply
    108,427,802.80x = 162,706,331.09 × 39,345,996.33
  4. Step 4: Simplify right side
    108,427,802.80x = 6,401,842,705,934,905
  5. Step 5: Solve for x
    x = 6,401,842,705,934,905/108,427,802.80
  6. Step 6: Final answer
    x = 59,042,446.13

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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.