Home / 144,964,477,107.89-200,057,178,750.39-80,735,191,117.21

Finding the Fourth Proportional to 144,964,477,107.89, 200,057,178,750.39 and 80,735,191,117.21

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Solution

The fourth proportional to 144,964,477,107.89, 200,057,178,750.39 and 80,735,191,117.21 is: 111,418,016,903.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,964,477,107.89 : 200,057,178,750.39 = 80,735,191,117.21 : x
  2. Step 2: Convert to fraction form
    144,964,477,107.89/200,057,178,750.39 = 80,735,191,117.21/x
  3. Step 3: Cross multiply
    144,964,477,107.89x = 200,057,178,750.39 × 80,735,191,117.21
  4. Step 4: Simplify right side
    144,964,477,107.89x = 16,151,654,560,781,580,632,064
  5. Step 5: Solve for x
    x = 16,151,654,560,781,580,632,064/144,964,477,107.89
  6. Step 6: Final answer
    x = 111,418,016,903.28

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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.