Home / 673,331,864.52-1,009,104,917.58-345,794,147.40

Finding the Fourth Proportional to 673,331,864.52, 1,009,104,917.58 and 345,794,147.40

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Solution

The fourth proportional to 673,331,864.52, 1,009,104,917.58 and 345,794,147.40 is: 518,232,676.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,331,864.52 : 1,009,104,917.58 = 345,794,147.40 : x
  2. Step 2: Convert to fraction form
    673,331,864.52/1,009,104,917.58 = 345,794,147.40/x
  3. Step 3: Cross multiply
    673,331,864.52x = 1,009,104,917.58 × 345,794,147.40
  4. Step 4: Simplify right side
    673,331,864.52x = 348,942,574,611,723,392
  5. Step 5: Solve for x
    x = 348,942,574,611,723,392/673,331,864.52
  6. Step 6: Final answer
    x = 518,232,676.93

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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.