Home / 211,141,321.73-316,711,348.98-53,574,031.10

Finding the Fourth Proportional to 211,141,321.73, 316,711,348.98 and 53,574,031.10

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Solution

The fourth proportional to 211,141,321.73, 316,711,348.98 and 53,574,031.10 is: 80,360,885.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,141,321.73 : 316,711,348.98 = 53,574,031.10 : x
  2. Step 2: Convert to fraction form
    211,141,321.73/316,711,348.98 = 53,574,031.10/x
  3. Step 3: Cross multiply
    211,141,321.73x = 316,711,348.98 × 53,574,031.10
  4. Step 4: Simplify right side
    211,141,321.73x = 16,967,503,659,977,474
  5. Step 5: Solve for x
    x = 16,967,503,659,977,474/211,141,321.73
  6. Step 6: Final answer
    x = 80,360,885.88

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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.