Home / 193,285,969,477.52-266,742,905,000.98-107,646,921,489.94

Finding the Fourth Proportional to 193,285,969,477.52, 266,742,905,000.98 and 107,646,921,489.94

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Solution

The fourth proportional to 193,285,969,477.52, 266,742,905,000.98 and 107,646,921,489.94 is: 148,557,355,871.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,285,969,477.52 : 266,742,905,000.98 = 107,646,921,489.94 : x
  2. Step 2: Convert to fraction form
    193,285,969,477.52/266,742,905,000.98 = 107,646,921,489.94/x
  3. Step 3: Cross multiply
    193,285,969,477.52x = 266,742,905,000.98 × 107,646,921,489.94
  4. Step 4: Simplify right side
    193,285,969,477.52x = 28,714,052,552,639,020,793,856
  5. Step 5: Solve for x
    x = 28,714,052,552,639,020,793,856/193,285,969,477.52
  6. Step 6: Final answer
    x = 148,557,355,871.50

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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.