Home / 311,624,292,931.98-467,738,706,914.20-150,389,167,691.56

Finding the Fourth Proportional to 311,624,292,931.98, 467,738,706,914.20 and 150,389,167,691.56

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Solution

The fourth proportional to 311,624,292,931.98, 467,738,706,914.20 and 150,389,167,691.56 is: 225,729,625,146.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,624,292,931.98 : 467,738,706,914.20 = 150,389,167,691.56 : x
  2. Step 2: Convert to fraction form
    311,624,292,931.98/467,738,706,914.20 = 150,389,167,691.56/x
  3. Step 3: Cross multiply
    311,624,292,931.98x = 467,738,706,914.20 × 150,389,167,691.56
  4. Step 4: Simplify right side
    311,624,292,931.98x = 70,342,834,829,953,062,666,240
  5. Step 5: Solve for x
    x = 70,342,834,829,953,062,666,240/311,624,292,931.98
  6. Step 6: Final answer
    x = 225,729,625,146.10

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1.5x scale

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.