Home / 186,836,367.52-280,305,681.72-89,873,185.60

Finding the Fourth Proportional to 186,836,367.52, 280,305,681.72 and 89,873,185.60

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Solution

The fourth proportional to 186,836,367.52, 280,305,681.72 and 89,873,185.60 is: 134,834,373.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,836,367.52 : 280,305,681.72 = 89,873,185.60 : x
  2. Step 2: Convert to fraction form
    186,836,367.52/280,305,681.72 = 89,873,185.60/x
  3. Step 3: Cross multiply
    186,836,367.52x = 280,305,681.72 × 89,873,185.60
  4. Step 4: Simplify right side
    186,836,367.52x = 25,191,964,557,956,088
  5. Step 5: Solve for x
    x = 25,191,964,557,956,088/186,836,367.52
  6. Step 6: Final answer
    x = 134,834,373.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.