Home / 100,848,763.60-151,273,145.40-92,239,419.40

Finding the Fourth Proportional to 100,848,763.60, 151,273,145.40 and 92,239,419.40

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Solution

The fourth proportional to 100,848,763.60, 151,273,145.40 and 92,239,419.40 is: 138,359,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,848,763.60 : 151,273,145.40 = 92,239,419.40 : x
  2. Step 2: Convert to fraction form
    100,848,763.60/151,273,145.40 = 92,239,419.40/x
  3. Step 3: Cross multiply
    100,848,763.60x = 151,273,145.40 × 92,239,419.40
  4. Step 4: Simplify right side
    100,848,763.60x = 13,953,347,102,507,782
  5. Step 5: Solve for x
    x = 13,953,347,102,507,782/100,848,763.60
  6. Step 6: Final answer
    x = 138,359,129.10

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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.