Home / 650,556,117.76-897,780,282.24-357,198,119.68

Finding the Fourth Proportional to 650,556,117.76, 897,780,282.24 and 357,198,119.68

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Solution

The fourth proportional to 650,556,117.76, 897,780,282.24 and 357,198,119.68 is: 492,940,455.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,556,117.76 : 897,780,282.24 = 357,198,119.68 : x
  2. Step 2: Convert to fraction form
    650,556,117.76/897,780,282.24 = 357,198,119.68/x
  3. Step 3: Cross multiply
    650,556,117.76x = 897,780,282.24 × 357,198,119.68
  4. Step 4: Simplify right side
    650,556,117.76x = 320,685,428,701,907,712
  5. Step 5: Solve for x
    x = 320,685,428,701,907,712/650,556,117.76
  6. Step 6: Final answer
    x = 492,940,455.02

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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.