Home / 151,265,361.87-208,743,364.69-92,523,711.92

Finding the Fourth Proportional to 151,265,361.87, 208,743,364.69 and 92,523,711.92

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Solution

The fourth proportional to 151,265,361.87, 208,743,364.69 and 92,523,711.92 is: 127,680,988.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,265,361.87 : 208,743,364.69 = 92,523,711.92 : x
  2. Step 2: Convert to fraction form
    151,265,361.87/208,743,364.69 = 92,523,711.92/x
  3. Step 3: Cross multiply
    151,265,361.87x = 208,743,364.69 × 92,523,711.92
  4. Step 4: Simplify right side
    151,265,361.87x = 19,313,710,938,514,036
  5. Step 5: Solve for x
    x = 19,313,710,938,514,036/151,265,361.87
  6. Step 6: Final answer
    x = 127,680,988.56

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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.