Home / 12,300,829,983.29-18,451,245,019.21-3,457,668,837.38

Finding the Fourth Proportional to 12,300,829,983.29, 18,451,245,019.21 and 3,457,668,837.38

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Solution

The fourth proportional to 12,300,829,983.29, 18,451,245,019.21 and 3,457,668,837.38 is: 5,186,503,268.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,300,829,983.29 : 18,451,245,019.21 = 3,457,668,837.38 : x
  2. Step 2: Convert to fraction form
    12,300,829,983.29/18,451,245,019.21 = 3,457,668,837.38/x
  3. Step 3: Cross multiply
    12,300,829,983.29x = 18,451,245,019.21 × 3,457,668,837.38
  4. Step 4: Simplify right side
    12,300,829,983.29x = 63,798,294,913,686,183,936
  5. Step 5: Solve for x
    x = 63,798,294,913,686,183,936/12,300,829,983.29
  6. Step 6: Final answer
    x = 5,186,503,268.51

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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.