Home / 89,089,528,041.23-122,945,878,783.71-48,446,816,544.57

Finding the Fourth Proportional to 89,089,528,041.23, 122,945,878,783.71 and 48,446,816,544.57

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Solution

The fourth proportional to 89,089,528,041.23, 122,945,878,783.71 and 48,446,816,544.57 is: 66,857,873,930.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,089,528,041.23 : 122,945,878,783.71 = 48,446,816,544.57 : x
  2. Step 2: Convert to fraction form
    89,089,528,041.23/122,945,878,783.71 = 48,446,816,544.57/x
  3. Step 3: Cross multiply
    89,089,528,041.23x = 122,945,878,783.71 × 48,446,816,544.57
  4. Step 4: Simplify right side
    89,089,528,041.23x = 5,956,336,434,344,971,206,656
  5. Step 5: Solve for x
    x = 5,956,336,434,344,971,206,656/89,089,528,041.23
  6. Step 6: Final answer
    x = 66,857,873,930.91

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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.