Home / 12,861,310,281.05-19,285,341,383.00-5,772,716,282.67

Finding the Fourth Proportional to 12,861,310,281.05, 19,285,341,383.00 and 5,772,716,282.67

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Solution

The fourth proportional to 12,861,310,281.05, 19,285,341,383.00 and 5,772,716,282.67 is: 8,656,101,266.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,861,310,281.05 : 19,285,341,383.00 = 5,772,716,282.67 : x
  2. Step 2: Convert to fraction form
    12,861,310,281.05/19,285,341,383.00 = 5,772,716,282.67/x
  3. Step 3: Cross multiply
    12,861,310,281.05x = 19,285,341,383.00 × 5,772,716,282.67
  4. Step 4: Simplify right side
    12,861,310,281.05x = 111,328,804,218,576,584,704
  5. Step 5: Solve for x
    x = 111,328,804,218,576,584,704/12,861,310,281.05
  6. Step 6: Final answer
    x = 8,656,101,266.96

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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.