Home / 347,726,145.60-520,992,021.60-183,720,974.40

Finding the Fourth Proportional to 347,726,145.60, 520,992,021.60 and 183,720,974.40

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Solution

The fourth proportional to 347,726,145.60, 520,992,021.60 and 183,720,974.40 is: 275,265,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,726,145.60 : 520,992,021.60 = 183,720,974.40 : x
  2. Step 2: Convert to fraction form
    347,726,145.60/520,992,021.60 = 183,720,974.40/x
  3. Step 3: Cross multiply
    347,726,145.60x = 520,992,021.60 × 183,720,974.40
  4. Step 4: Simplify right side
    347,726,145.60x = 95,717,161,862,977,856
  5. Step 5: Solve for x
    x = 95,717,161,862,977,856/347,726,145.60
  6. Step 6: Final answer
    x = 275,265,932.90

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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.