Home / 98,519,299,845.64-135,957,703,889.72-57,875,924,361.44

Finding the Fourth Proportional to 98,519,299,845.64, 135,957,703,889.72 and 57,875,924,361.44

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Solution

The fourth proportional to 98,519,299,845.64, 135,957,703,889.72 and 57,875,924,361.44 is: 79,869,404,258.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,519,299,845.64 : 135,957,703,889.72 = 57,875,924,361.44 : x
  2. Step 2: Convert to fraction form
    98,519,299,845.64/135,957,703,889.72 = 57,875,924,361.44/x
  3. Step 3: Cross multiply
    98,519,299,845.64x = 135,957,703,889.72 × 57,875,924,361.44
  4. Step 4: Simplify right side
    98,519,299,845.64x = 7,868,677,786,676,492,238,848
  5. Step 5: Solve for x
    x = 7,868,677,786,676,492,238,848/98,519,299,845.64
  6. Step 6: Final answer
    x = 79,869,404,258.91

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1.5x scale

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.