Home / 61,212,783,611.80-91,819,175,417.70-50,328,871,931.80

Finding the Fourth Proportional to 61,212,783,611.80, 91,819,175,417.70 and 50,328,871,931.80

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Solution

The fourth proportional to 61,212,783,611.80, 91,819,175,417.70 and 50,328,871,931.80 is: 75,493,307,897.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,212,783,611.80 : 91,819,175,417.70 = 50,328,871,931.80 : x
  2. Step 2: Convert to fraction form
    61,212,783,611.80/91,819,175,417.70 = 50,328,871,931.80/x
  3. Step 3: Cross multiply
    61,212,783,611.80x = 91,819,175,417.70 × 50,328,871,931.80
  4. Step 4: Simplify right side
    61,212,783,611.80x = 4,621,155,520,480,902,381,568
  5. Step 5: Solve for x
    x = 4,621,155,520,480,902,381,568/61,212,783,611.80
  6. Step 6: Final answer
    x = 75,493,307,897.70

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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.