Home / 628,920,021.40-943,380,032.10-628,920,021.40

Finding the Fourth Proportional to 628,920,021.40, 943,380,032.10 and 628,920,021.40

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Solution

The fourth proportional to 628,920,021.40, 943,380,032.10 and 628,920,021.40 is: 943,380,032.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,920,021.40 : 943,380,032.10 = 628,920,021.40 : x
  2. Step 2: Convert to fraction form
    628,920,021.40/943,380,032.10 = 628,920,021.40/x
  3. Step 3: Cross multiply
    628,920,021.40x = 943,380,032.10 × 628,920,021.40
  4. Step 4: Simplify right side
    628,920,021.40x = 593,310,589,976,664,704
  5. Step 5: Solve for x
    x = 593,310,589,976,664,704/628,920,021.40
  6. Step 6: Final answer
    x = 943,380,032.10

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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.