Home / 89,089,528,042.23-122,945,878,785.09-48,446,816,545.57

Finding the Fourth Proportional to 89,089,528,042.23, 122,945,878,785.09 and 48,446,816,545.57

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Solution

The fourth proportional to 89,089,528,042.23, 122,945,878,785.09 and 48,446,816,545.57 is: 66,857,873,932.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,089,528,042.23 : 122,945,878,785.09 = 48,446,816,545.57 : x
  2. Step 2: Convert to fraction form
    89,089,528,042.23/122,945,878,785.09 = 48,446,816,545.57/x
  3. Step 3: Cross multiply
    89,089,528,042.23x = 122,945,878,785.09 × 48,446,816,545.57
  4. Step 4: Simplify right side
    89,089,528,042.23x = 5,956,336,434,535,141,998,592
  5. Step 5: Solve for x
    x = 5,956,336,434,535,141,998,592/89,089,528,042.23
  6. Step 6: Final answer
    x = 66,857,873,932.30

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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.