Home / 89,089,528,041.86-122,945,878,784.57-48,446,816,545.19

Finding the Fourth Proportional to 89,089,528,041.86, 122,945,878,784.57 and 48,446,816,545.19

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Solution

The fourth proportional to 89,089,528,041.86, 122,945,878,784.57 and 48,446,816,545.19 is: 66,857,873,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,089,528,041.86 : 122,945,878,784.57 = 48,446,816,545.19 : x
  2. Step 2: Convert to fraction form
    89,089,528,041.86/122,945,878,784.57 = 48,446,816,545.19/x
  3. Step 3: Cross multiply
    89,089,528,041.86x = 122,945,878,784.57 × 48,446,816,545.19
  4. Step 4: Simplify right side
    89,089,528,041.86x = 5,956,336,434,463,476,023,296
  5. Step 5: Solve for x
    x = 5,956,336,434,463,476,023,296/89,089,528,041.86
  6. Step 6: Final answer
    x = 66,857,873,931.77

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Double scale
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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.