Home / 38,842,203,463.60-53,601,670,325.44-21,695,306,978.82

Finding the Fourth Proportional to 38,842,203,463.60, 53,601,670,325.44 and 21,695,306,978.82

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Solution

The fourth proportional to 38,842,203,463.60, 53,601,670,325.44 and 21,695,306,978.82 is: 29,939,205,003.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,842,203,463.60 : 53,601,670,325.44 = 21,695,306,978.82 : x
  2. Step 2: Convert to fraction form
    38,842,203,463.60/53,601,670,325.44 = 21,695,306,978.82/x
  3. Step 3: Cross multiply
    38,842,203,463.60x = 53,601,670,325.44 × 21,695,306,978.82
  4. Step 4: Simplify right side
    38,842,203,463.60x = 1,162,904,692,287,927,353,344
  5. Step 5: Solve for x
    x = 1,162,904,692,287,927,353,344/38,842,203,463.60
  6. Step 6: Final answer
    x = 29,939,205,003.59

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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.