Home / 410,364,051.71-565,879,114.94-351,021,789.23

Finding the Fourth Proportional to 410,364,051.71, 565,879,114.94 and 351,021,789.23

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Solution

The fourth proportional to 410,364,051.71, 565,879,114.94 and 351,021,789.23 is: 484,048,002.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,364,051.71 : 565,879,114.94 = 351,021,789.23 : x
  2. Step 2: Convert to fraction form
    410,364,051.71/565,879,114.94 = 351,021,789.23/x
  3. Step 3: Cross multiply
    410,364,051.71x = 565,879,114.94 × 351,021,789.23
  4. Step 4: Simplify right side
    410,364,051.71x = 198,635,899,409,543,104
  5. Step 5: Solve for x
    x = 198,635,899,409,543,104/410,364,051.71
  6. Step 6: Final answer
    x = 484,048,002.22

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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.