Home / 316,762,766,227.08-437,140,902,145.32-172,255,347,571.54

Finding the Fourth Proportional to 316,762,766,227.08, 437,140,902,145.32 and 172,255,347,571.54

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Solution

The fourth proportional to 316,762,766,227.08, 437,140,902,145.32 and 172,255,347,571.54 is: 237,716,884,890.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,762,766,227.08 : 437,140,902,145.32 = 172,255,347,571.54 : x
  2. Step 2: Convert to fraction form
    316,762,766,227.08/437,140,902,145.32 = 172,255,347,571.54/x
  3. Step 3: Cross multiply
    316,762,766,227.08x = 437,140,902,145.32 × 172,255,347,571.54
  4. Step 4: Simplify right side
    316,762,766,227.08x = 75,299,858,036,778,661,314,560
  5. Step 5: Solve for x
    x = 75,299,858,036,778,661,314,560/316,762,766,227.08
  6. Step 6: Final answer
    x = 237,716,884,890.44

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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.