Home / 143,385,359,250.54-214,972,007,729.65-86,712,622,942.01

Finding the Fourth Proportional to 143,385,359,250.54, 214,972,007,729.65 and 86,712,622,942.01

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Solution

The fourth proportional to 143,385,359,250.54, 214,972,007,729.65 and 86,712,622,942.01 is: 130,004,811,835.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,385,359,250.54 : 214,972,007,729.65 = 86,712,622,942.01 : x
  2. Step 2: Convert to fraction form
    143,385,359,250.54/214,972,007,729.65 = 86,712,622,942.01/x
  3. Step 3: Cross multiply
    143,385,359,250.54x = 214,972,007,729.65 × 86,712,622,942.01
  4. Step 4: Simplify right side
    143,385,359,250.54x = 18,640,786,649,346,924,871,680
  5. Step 5: Solve for x
    x = 18,640,786,649,346,924,871,680/143,385,359,250.54
  6. Step 6: Final answer
    x = 130,004,811,835.60

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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.