Home / 99,271,845.40-149,029,073.70-56,171,032.60

Finding the Fourth Proportional to 99,271,845.40, 149,029,073.70 and 56,171,032.60

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Solution

The fourth proportional to 99,271,845.40, 149,029,073.70 and 56,171,032.60 is: 84,325,187.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,271,845.40 : 149,029,073.70 = 56,171,032.60 : x
  2. Step 2: Convert to fraction form
    99,271,845.40/149,029,073.70 = 56,171,032.60/x
  3. Step 3: Cross multiply
    99,271,845.40x = 149,029,073.70 × 56,171,032.60
  4. Step 4: Simplify right side
    99,271,845.40x = 8,371,116,957,150,502
  5. Step 5: Solve for x
    x = 8,371,116,957,150,502/99,271,845.40
  6. Step 6: Final answer
    x = 84,325,187.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.