Home / 186,926,107.32-257,956,810.38-104,419,170.36

Finding the Fourth Proportional to 186,926,107.32, 257,956,810.38 and 104,419,170.36

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Solution

The fourth proportional to 186,926,107.32, 257,956,810.38 and 104,419,170.36 is: 144,097,774.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,926,107.32 : 257,956,810.38 = 104,419,170.36 : x
  2. Step 2: Convert to fraction form
    186,926,107.32/257,956,810.38 = 104,419,170.36/x
  3. Step 3: Cross multiply
    186,926,107.32x = 257,956,810.38 × 104,419,170.36
  4. Step 4: Simplify right side
    186,926,107.32x = 26,935,636,128,591,436
  5. Step 5: Solve for x
    x = 26,935,636,128,591,436/186,926,107.32
  6. Step 6: Final answer
    x = 144,097,774.86

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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.