Home / 104,839,272.40-157,258,908.60-86,923,368.40

Finding the Fourth Proportional to 104,839,272.40, 157,258,908.60 and 86,923,368.40

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Solution

The fourth proportional to 104,839,272.40, 157,258,908.60 and 86,923,368.40 is: 130,385,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,839,272.40 : 157,258,908.60 = 86,923,368.40 : x
  2. Step 2: Convert to fraction form
    104,839,272.40/157,258,908.60 = 86,923,368.40/x
  3. Step 3: Cross multiply
    104,839,272.40x = 157,258,908.60 × 86,923,368.40
  4. Step 4: Simplify right side
    104,839,272.40x = 13,669,474,046,419,728
  5. Step 5: Solve for x
    x = 13,669,474,046,419,728/104,839,272.40
  6. Step 6: Final answer
    x = 130,385,052.60

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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.