Home / 282,364,125-389,602,047.87-164,836,113.90

Finding the Fourth Proportional to 282,364,125, 389,602,047.87 and 164,836,113.90

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Solution

The fourth proportional to 282,364,125, 389,602,047.87 and 164,836,113.90 is: 227,438,551.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,364,125 : 389,602,047.87 = 164,836,113.90 : x
  2. Step 2: Convert to fraction form
    282,364,125/389,602,047.87 = 164,836,113.90/x
  3. Step 3: Cross multiply
    282,364,125x = 389,602,047.87 × 164,836,113.90
  4. Step 4: Simplify right side
    282,364,125x = 64,220,487,538,372,576
  5. Step 5: Solve for x
    x = 64,220,487,538,372,576/282,364,125
  6. Step 6: Final answer
    x = 227,438,551.33

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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.