Home / 12,818,143,943.89-19,225,470,458.36-3,373,996,939.22

Finding the Fourth Proportional to 12,818,143,943.89, 19,225,470,458.36 and 3,373,996,939.22

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Solution

The fourth proportional to 12,818,143,943.89, 19,225,470,458.36 and 3,373,996,939.22 is: 5,060,535,968.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,818,143,943.89 : 19,225,470,458.36 = 3,373,996,939.22 : x
  2. Step 2: Convert to fraction form
    12,818,143,943.89/19,225,470,458.36 = 3,373,996,939.22/x
  3. Step 3: Cross multiply
    12,818,143,943.89x = 19,225,470,458.36 × 3,373,996,939.22
  4. Step 4: Simplify right side
    12,818,143,943.89x = 64,866,678,481,627,430,912
  5. Step 5: Solve for x
    x = 64,866,678,481,627,430,912/12,818,143,943.89
  6. Step 6: Final answer
    x = 5,060,535,968.83

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1.5x scale

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.