Home / 42,328,968,695.40-63,493,624,222.02-17,147,161,800.12

Finding the Fourth Proportional to 42,328,968,695.40, 63,493,624,222.02 and 17,147,161,800.12

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Solution

The fourth proportional to 42,328,968,695.40, 63,493,624,222.02 and 17,147,161,800.12 is: 25,720,812,043.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,328,968,695.40 : 63,493,624,222.02 = 17,147,161,800.12 : x
  2. Step 2: Convert to fraction form
    42,328,968,695.40/63,493,624,222.02 = 17,147,161,800.12/x
  3. Step 3: Cross multiply
    42,328,968,695.40x = 63,493,624,222.02 × 17,147,161,800.12
  4. Step 4: Simplify right side
    42,328,968,695.40x = 1,088,735,447,810,995,257,344
  5. Step 5: Solve for x
    x = 1,088,735,447,810,995,257,344/42,328,968,695.40
  6. Step 6: Final answer
    x = 25,720,812,043.53

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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.