Home / 108,869,910.60-163,304,865.90-40,698,496.20

Finding the Fourth Proportional to 108,869,910.60, 163,304,865.90 and 40,698,496.20

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Solution

The fourth proportional to 108,869,910.60, 163,304,865.90 and 40,698,496.20 is: 61,047,744.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,869,910.60 : 163,304,865.90 = 40,698,496.20 : x
  2. Step 2: Convert to fraction form
    108,869,910.60/163,304,865.90 = 40,698,496.20/x
  3. Step 3: Cross multiply
    108,869,910.60x = 163,304,865.90 × 40,698,496.20
  4. Step 4: Simplify right side
    108,869,910.60x = 6,646,262,464,272,660
  5. Step 5: Solve for x
    x = 6,646,262,464,272,660/108,869,910.60
  6. Step 6: Final answer
    x = 61,047,744.30

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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.