Home / 13,926,836,189.16-20,898,818,903.76-5,531,272,988.76

Finding the Fourth Proportional to 13,926,836,189.16, 20,898,818,903.76 and 5,531,272,988.76

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Solution

The fourth proportional to 13,926,836,189.16, 20,898,818,903.76 and 5,531,272,988.76 is: 8,300,311,063.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926,836,189.16 : 20,898,818,903.76 = 5,531,272,988.76 : x
  2. Step 2: Convert to fraction form
    13,926,836,189.16/20,898,818,903.76 = 5,531,272,988.76/x
  3. Step 3: Cross multiply
    13,926,836,189.16x = 20,898,818,903.76 × 5,531,272,988.76
  4. Step 4: Simplify right side
    13,926,836,189.16x = 115,597,072,499,354,550,272
  5. Step 5: Solve for x
    x = 115,597,072,499,354,550,272/13,926,836,189.16
  6. Step 6: Final answer
    x = 8,300,311,063.42

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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.