Home / 417,702,283,318.74-626,552,642,357.48-130,882,296,986.51

Finding the Fourth Proportional to 417,702,283,318.74, 626,552,642,357.48 and 130,882,296,986.51

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Solution

The fourth proportional to 417,702,283,318.74, 626,552,642,357.48 and 130,882,296,986.51 is: 196,323,200,254.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,702,283,318.74 : 626,552,642,357.48 = 130,882,296,986.51 : x
  2. Step 2: Convert to fraction form
    417,702,283,318.74/626,552,642,357.48 = 130,882,296,986.51/x
  3. Step 3: Cross multiply
    417,702,283,318.74x = 626,552,642,357.48 × 130,882,296,986.51
  4. Step 4: Simplify right side
    417,702,283,318.74x = 82,004,649,014,714,272,055,296
  5. Step 5: Solve for x
    x = 82,004,649,014,714,272,055,296/417,702,283,318.74
  6. Step 6: Final answer
    x = 196,323,200,254.42

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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.