Home / 193,516,051.20-289,875,945.60-97,831,852.80

Finding the Fourth Proportional to 193,516,051.20, 289,875,945.60 and 97,831,852.80

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Solution

The fourth proportional to 193,516,051.20, 289,875,945.60 and 97,831,852.80 is: 146,546,504.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,516,051.20 : 289,875,945.60 = 97,831,852.80 : x
  2. Step 2: Convert to fraction form
    193,516,051.20/289,875,945.60 = 97,831,852.80/x
  3. Step 3: Cross multiply
    193,516,051.20x = 289,875,945.60 × 97,831,852.80
  4. Step 4: Simplify right side
    193,516,051.20x = 28,359,100,840,200,008
  5. Step 5: Solve for x
    x = 28,359,100,840,200,008/193,516,051.20
  6. Step 6: Final answer
    x = 146,546,504.36

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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.