Home / 291,028,845.60-436,603,921.20-97,000,538.40

Finding the Fourth Proportional to 291,028,845.60, 436,603,921.20 and 97,000,538.40

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Solution

The fourth proportional to 291,028,845.60, 436,603,921.20 and 97,000,538.40 is: 145,521,023.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,028,845.60 : 436,603,921.20 = 97,000,538.40 : x
  2. Step 2: Convert to fraction form
    291,028,845.60/436,603,921.20 = 97,000,538.40/x
  3. Step 3: Cross multiply
    291,028,845.60x = 436,603,921.20 × 97,000,538.40
  4. Step 4: Simplify right side
    291,028,845.60x = 42,350,815,423,951,176
  5. Step 5: Solve for x
    x = 42,350,815,423,951,176/291,028,845.60
  6. Step 6: Final answer
    x = 145,521,023.31

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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.