Home / 341,258,956,861.88-470,944,970,045.76-194,768,479,860.86

Finding the Fourth Proportional to 341,258,956,861.88, 470,944,970,045.76 and 194,768,479,860.86

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Solution

The fourth proportional to 341,258,956,861.88, 470,944,970,045.76 and 194,768,479,860.86 is: 268,784,845,260.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,258,956,861.88 : 470,944,970,045.76 = 194,768,479,860.86 : x
  2. Step 2: Convert to fraction form
    341,258,956,861.88/470,944,970,045.76 = 194,768,479,860.86/x
  3. Step 3: Cross multiply
    341,258,956,861.88x = 470,944,970,045.76 × 194,768,479,860.86
  4. Step 4: Simplify right side
    341,258,956,861.88x = 91,725,235,913,930,917,806,080
  5. Step 5: Solve for x
    x = 91,725,235,913,930,917,806,080/341,258,956,861.88
  6. Step 6: Final answer
    x = 268,784,845,260.65

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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.