Home / 914,066,153.56-1,370,667,003.76-354,090,249.16

Finding the Fourth Proportional to 914,066,153.56, 1,370,667,003.76 and 354,090,249.16

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Solution

The fourth proportional to 914,066,153.56, 1,370,667,003.76 and 354,090,249.16 is: 530,967,938.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,066,153.56 : 1,370,667,003.76 = 354,090,249.16 : x
  2. Step 2: Convert to fraction form
    914,066,153.56/1,370,667,003.76 = 354,090,249.16/x
  3. Step 3: Cross multiply
    914,066,153.56x = 1,370,667,003.76 × 354,090,249.16
  4. Step 4: Simplify right side
    914,066,153.56x = 485,339,820,876,769,088
  5. Step 5: Solve for x
    x = 485,339,820,876,769,088/914,066,153.56
  6. Step 6: Final answer
    x = 530,967,938.14

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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.