Home / 28,510,351,099.47-42,767,160,939.81-7,548,239,239.38

Finding the Fourth Proportional to 28,510,351,099.47, 42,767,160,939.81 and 7,548,239,239.38

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Solution

The fourth proportional to 28,510,351,099.47, 42,767,160,939.81 and 7,548,239,239.38 is: 11,322,791,544.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,510,351,099.47 : 42,767,160,939.81 = 7,548,239,239.38 : x
  2. Step 2: Convert to fraction form
    28,510,351,099.47/42,767,160,939.81 = 7,548,239,239.38/x
  3. Step 3: Cross multiply
    28,510,351,099.47x = 42,767,160,939.81 × 7,548,239,239.38
  4. Step 4: Simplify right side
    28,510,351,099.47x = 322,816,762,362,738,376,704
  5. Step 5: Solve for x
    x = 322,816,762,362,738,376,704/28,510,351,099.47
  6. Step 6: Final answer
    x = 11,322,791,544.60

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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.