Home / 505,954,228.65-698,218,710.46-294,311,841.68

Finding the Fourth Proportional to 505,954,228.65, 698,218,710.46 and 294,311,841.68

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Solution

The fourth proportional to 505,954,228.65, 698,218,710.46 and 294,311,841.68 is: 406,151,432.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,954,228.65 : 698,218,710.46 = 294,311,841.68 : x
  2. Step 2: Convert to fraction form
    505,954,228.65/698,218,710.46 = 294,311,841.68/x
  3. Step 3: Cross multiply
    505,954,228.65x = 698,218,710.46 × 294,311,841.68
  4. Step 4: Simplify right side
    505,954,228.65x = 205,494,034,569,644,192
  5. Step 5: Solve for x
    x = 205,494,034,569,644,192/505,954,228.65
  6. Step 6: Final answer
    x = 406,151,432.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.