Home / 108,325,136.05-149,476,076.24-60,643,001.42

Finding the Fourth Proportional to 108,325,136.05, 149,476,076.24 and 60,643,001.42

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Solution

The fourth proportional to 108,325,136.05, 149,476,076.24 and 60,643,001.42 is: 83,680,281.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,325,136.05 : 149,476,076.24 = 60,643,001.42 : x
  2. Step 2: Convert to fraction form
    108,325,136.05/149,476,076.24 = 60,643,001.42/x
  3. Step 3: Cross multiply
    108,325,136.05x = 149,476,076.24 × 60,643,001.42
  4. Step 4: Simplify right side
    108,325,136.05x = 9,064,677,903,678,350
  5. Step 5: Solve for x
    x = 9,064,677,903,678,350/108,325,136.05
  6. Step 6: Final answer
    x = 83,680,281.74

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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.