Home / 161,843,411.80-242,765,117.70-110,187,346.60

Finding the Fourth Proportional to 161,843,411.80, 242,765,117.70 and 110,187,346.60

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Solution

The fourth proportional to 161,843,411.80, 242,765,117.70 and 110,187,346.60 is: 165,281,019.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,843,411.80 : 242,765,117.70 = 110,187,346.60 : x
  2. Step 2: Convert to fraction form
    161,843,411.80/242,765,117.70 = 110,187,346.60/x
  3. Step 3: Cross multiply
    161,843,411.80x = 242,765,117.70 × 110,187,346.60
  4. Step 4: Simplify right side
    161,843,411.80x = 26,749,644,166,399,692
  5. Step 5: Solve for x
    x = 26,749,644,166,399,692/161,843,411.80
  6. Step 6: Final answer
    x = 165,281,019.90

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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.