Home / 116,178,256,025.37-160,324,363,604.93-64,738,983,926.61

Finding the Fourth Proportional to 116,178,256,025.37, 160,324,363,604.93 and 64,738,983,926.61

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Solution

The fourth proportional to 116,178,256,025.37, 160,324,363,604.93 and 64,738,983,926.61 is: 89,338,889,681.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,178,256,025.37 : 160,324,363,604.93 = 64,738,983,926.61 : x
  2. Step 2: Convert to fraction form
    116,178,256,025.37/160,324,363,604.93 = 64,738,983,926.61/x
  3. Step 3: Cross multiply
    116,178,256,025.37x = 160,324,363,604.93 × 64,738,983,926.61
  4. Step 4: Simplify right side
    116,178,256,025.37x = 10,379,236,398,463,860,080,640
  5. Step 5: Solve for x
    x = 10,379,236,398,463,860,080,640/116,178,256,025.37
  6. Step 6: Final answer
    x = 89,338,889,681.71

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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.