Home / 122,477,487.90-183,800,212.65-54,369,059.10

Finding the Fourth Proportional to 122,477,487.90, 183,800,212.65 and 54,369,059.10

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Solution

The fourth proportional to 122,477,487.90, 183,800,212.65 and 54,369,059.10 is: 81,590,868.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,477,487.90 : 183,800,212.65 = 54,369,059.10 : x
  2. Step 2: Convert to fraction form
    122,477,487.90/183,800,212.65 = 54,369,059.10/x
  3. Step 3: Cross multiply
    122,477,487.90x = 183,800,212.65 × 54,369,059.10
  4. Step 4: Simplify right side
    122,477,487.90x = 9,993,044,624,160,418
  5. Step 5: Solve for x
    x = 9,993,044,624,160,418/122,477,487.90
  6. Step 6: Final answer
    x = 81,590,868.62

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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.