Home / 483,863,141.40-725,794,712.10-347,814,245.40

Finding the Fourth Proportional to 483,863,141.40, 725,794,712.10 and 347,814,245.40

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Solution

The fourth proportional to 483,863,141.40, 725,794,712.10 and 347,814,245.40 is: 521,721,368.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,863,141.40 : 725,794,712.10 = 347,814,245.40 : x
  2. Step 2: Convert to fraction form
    483,863,141.40/725,794,712.10 = 347,814,245.40/x
  3. Step 3: Cross multiply
    483,863,141.40x = 725,794,712.10 × 347,814,245.40
  4. Step 4: Simplify right side
    483,863,141.40x = 252,441,740,104,371,744
  5. Step 5: Solve for x
    x = 252,441,740,104,371,744/483,863,141.40
  6. Step 6: Final answer
    x = 521,721,368.10

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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.