Home / 109,961,271.36-151,737,705-63,554,531.04

Finding the Fourth Proportional to 109,961,271.36, 151,737,705 and 63,554,531.04

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Solution

The fourth proportional to 109,961,271.36, 151,737,705 and 63,554,531.04 is: 87,700,138.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,961,271.36 : 151,737,705 = 63,554,531.04 : x
  2. Step 2: Convert to fraction form
    109,961,271.36/151,737,705 = 63,554,531.04/x
  3. Step 3: Cross multiply
    109,961,271.36x = 151,737,705 × 63,554,531.04
  4. Step 4: Simplify right side
    109,961,271.36x = 9,643,618,682,360,864
  5. Step 5: Solve for x
    x = 9,643,618,682,360,864/109,961,271.36
  6. Step 6: Final answer
    x = 87,700,138.09

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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.