Home / 406,525,293.36-609,786,733.32-115,392,662.46

Finding the Fourth Proportional to 406,525,293.36, 609,786,733.32 and 115,392,662.46

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Solution

The fourth proportional to 406,525,293.36, 609,786,733.32 and 115,392,662.46 is: 173,088,651.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,525,293.36 : 609,786,733.32 = 115,392,662.46 : x
  2. Step 2: Convert to fraction form
    406,525,293.36/609,786,733.32 = 115,392,662.46/x
  3. Step 3: Cross multiply
    406,525,293.36x = 609,786,733.32 × 115,392,662.46
  4. Step 4: Simplify right side
    406,525,293.36x = 70,364,914,690,580,800
  5. Step 5: Solve for x
    x = 70,364,914,690,580,800/406,525,293.36
  6. Step 6: Final answer
    x = 173,088,651.16

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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.