Home / 193,285,969,486.32-266,742,905,013.15-107,646,921,498.74

Finding the Fourth Proportional to 193,285,969,486.32, 266,742,905,013.15 and 107,646,921,498.74

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Solution

The fourth proportional to 193,285,969,486.32, 266,742,905,013.15 and 107,646,921,498.74 is: 148,557,355,883.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,285,969,486.32 : 266,742,905,013.15 = 107,646,921,498.74 : x
  2. Step 2: Convert to fraction form
    193,285,969,486.32/266,742,905,013.15 = 107,646,921,498.74/x
  3. Step 3: Cross multiply
    193,285,969,486.32x = 266,742,905,013.15 × 107,646,921,498.74
  4. Step 4: Simplify right side
    193,285,969,486.32x = 28,714,052,556,296,420,327,424
  5. Step 5: Solve for x
    x = 28,714,052,556,296,420,327,424/193,285,969,486.32
  6. Step 6: Final answer
    x = 148,557,355,883.65

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Double scale
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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.