Home / 343,167,814.22-514,755,313.47-135,956,655.56

Finding the Fourth Proportional to 343,167,814.22, 514,755,313.47 and 135,956,655.56

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Solution

The fourth proportional to 343,167,814.22, 514,755,313.47 and 135,956,655.56 is: 203,936,406.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,167,814.22 : 514,755,313.47 = 135,956,655.56 : x
  2. Step 2: Convert to fraction form
    343,167,814.22/514,755,313.47 = 135,956,655.56/x
  3. Step 3: Cross multiply
    343,167,814.22x = 514,755,313.47 × 135,956,655.56
  4. Step 4: Simplify right side
    343,167,814.22x = 69,984,410,852,407,512
  5. Step 5: Solve for x
    x = 69,984,410,852,407,512/343,167,814.22
  6. Step 6: Final answer
    x = 203,936,406.49

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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.