Home / 98,851,489.37-136,415,052.38-54,798,376.58

Finding the Fourth Proportional to 98,851,489.37, 136,415,052.38 and 54,798,376.58

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Solution

The fourth proportional to 98,851,489.37, 136,415,052.38 and 54,798,376.58 is: 75,621,758.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,851,489.37 : 136,415,052.38 = 54,798,376.58 : x
  2. Step 2: Convert to fraction form
    98,851,489.37/136,415,052.38 = 54,798,376.58/x
  3. Step 3: Cross multiply
    98,851,489.37x = 136,415,052.38 × 54,798,376.58
  4. Step 4: Simplify right side
    98,851,489.37x = 7,475,323,410,543,599
  5. Step 5: Solve for x
    x = 7,475,323,410,543,599/98,851,489.37
  6. Step 6: Final answer
    x = 75,621,758.04

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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.