Home / 282,660,005.45-389,807,637.91-183,434,656.34

Finding the Fourth Proportional to 282,660,005.45, 389,807,637.91 and 183,434,656.34

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Solution

The fourth proportional to 282,660,005.45, 389,807,637.91 and 183,434,656.34 is: 252,969,039.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,660,005.45 : 389,807,637.91 = 183,434,656.34 : x
  2. Step 2: Convert to fraction form
    282,660,005.45/389,807,637.91 = 183,434,656.34/x
  3. Step 3: Cross multiply
    282,660,005.45x = 389,807,637.91 × 183,434,656.34
  4. Step 4: Simplify right side
    282,660,005.45x = 71,504,230,099,243,944
  5. Step 5: Solve for x
    x = 71,504,230,099,243,944/282,660,005.45
  6. Step 6: Final answer
    x = 252,969,039.55

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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.