Home / 186,029,404.20-279,044,106.30-145,674,383.40

Finding the Fourth Proportional to 186,029,404.20, 279,044,106.30 and 145,674,383.40

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Solution

The fourth proportional to 186,029,404.20, 279,044,106.30 and 145,674,383.40 is: 218,511,575.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,029,404.20 : 279,044,106.30 = 145,674,383.40 : x
  2. Step 2: Convert to fraction form
    186,029,404.20/279,044,106.30 = 145,674,383.40/x
  3. Step 3: Cross multiply
    186,029,404.20x = 279,044,106.30 × 145,674,383.40
  4. Step 4: Simplify right side
    186,029,404.20x = 40,649,578,126,656,560
  5. Step 5: Solve for x
    x = 40,649,578,126,656,560/186,029,404.20
  6. Step 6: Final answer
    x = 218,511,575.10

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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.