Home / 661,364,617.54-992,068,412.58-194,986,932.34

Finding the Fourth Proportional to 661,364,617.54, 992,068,412.58 and 194,986,932.34

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Solution

The fourth proportional to 661,364,617.54, 992,068,412.58 and 194,986,932.34 is: 292,486,733.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,364,617.54 : 992,068,412.58 = 194,986,932.34 : x
  2. Step 2: Convert to fraction form
    661,364,617.54/992,068,412.58 = 194,986,932.34/x
  3. Step 3: Cross multiply
    661,364,617.54x = 992,068,412.58 × 194,986,932.34
  4. Step 4: Simplify right side
    661,364,617.54x = 193,440,376,434,452,416
  5. Step 5: Solve for x
    x = 193,440,376,434,452,416/661,364,617.54
  6. Step 6: Final answer
    x = 292,486,733.20

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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.