Home / 98,619,746.40-136,099,261.80-54,566,028.54

Finding the Fourth Proportional to 98,619,746.40, 136,099,261.80 and 54,566,028.54

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Solution

The fourth proportional to 98,619,746.40, 136,099,261.80 and 54,566,028.54 is: 75,303,339.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,619,746.40 : 136,099,261.80 = 54,566,028.54 : x
  2. Step 2: Convert to fraction form
    98,619,746.40/136,099,261.80 = 54,566,028.54/x
  3. Step 3: Cross multiply
    98,619,746.40x = 136,099,261.80 × 54,566,028.54
  4. Step 4: Simplify right side
    98,619,746.40x = 7,426,396,203,651,732
  5. Step 5: Solve for x
    x = 7,426,396,203,651,732/98,619,746.40
  6. Step 6: Final answer
    x = 75,303,339.09

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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.