Home / 473,151,464,447.32-709,720,997,334.90-115,002,397,634.68

Finding the Fourth Proportional to 473,151,464,447.32, 709,720,997,334.90 and 115,002,397,634.68

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Solution

The fourth proportional to 473,151,464,447.32, 709,720,997,334.90 and 115,002,397,634.68 is: 172,502,089,664.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,151,464,447.32 : 709,720,997,334.90 = 115,002,397,634.68 : x
  2. Step 2: Convert to fraction form
    473,151,464,447.32/709,720,997,334.90 = 115,002,397,634.68/x
  3. Step 3: Cross multiply
    473,151,464,447.32x = 709,720,997,334.90 × 115,002,397,634.68
  4. Step 4: Simplify right side
    473,151,464,447.32x = 81,619,616,345,189,825,642,496
  5. Step 5: Solve for x
    x = 81,619,616,345,189,825,642,496/473,151,464,447.32
  6. Step 6: Final answer
    x = 172,502,089,664.94

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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.