Home / 193,285,969,488.32-266,742,905,015.90-107,646,921,500.74

Finding the Fourth Proportional to 193,285,969,488.32, 266,742,905,015.90 and 107,646,921,500.74

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Solution

The fourth proportional to 193,285,969,488.32, 266,742,905,015.90 and 107,646,921,500.74 is: 148,557,355,886.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,285,969,488.32 : 266,742,905,015.90 = 107,646,921,500.74 : x
  2. Step 2: Convert to fraction form
    193,285,969,488.32/266,742,905,015.90 = 107,646,921,500.74/x
  3. Step 3: Cross multiply
    193,285,969,488.32x = 266,742,905,015.90 × 107,646,921,500.74
  4. Step 4: Simplify right side
    193,285,969,488.32x = 28,714,052,557,125,932,023,808
  5. Step 5: Solve for x
    x = 28,714,052,557,125,932,023,808/193,285,969,488.32
  6. Step 6: Final answer
    x = 148,557,355,886.41

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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.