Home / 504,146,661.07-695,771,989.01-305,892,596.02

Finding the Fourth Proportional to 504,146,661.07, 695,771,989.01 and 305,892,596.02

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Solution

The fourth proportional to 504,146,661.07, 695,771,989.01 and 305,892,596.02 is: 422,161,875.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,146,661.07 : 695,771,989.01 = 305,892,596.02 : x
  2. Step 2: Convert to fraction form
    504,146,661.07/695,771,989.01 = 305,892,596.02/x
  3. Step 3: Cross multiply
    504,146,661.07x = 695,771,989.01 × 305,892,596.02
  4. Step 4: Simplify right side
    504,146,661.07x = 212,831,499,951,259,488
  5. Step 5: Solve for x
    x = 212,831,499,951,259,488/504,146,661.07
  6. Step 6: Final answer
    x = 422,161,875.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.