Home / 107,339,905,810.60-161,009,858,715.90-28,830,622,892.20

Finding the Fourth Proportional to 107,339,905,810.60, 161,009,858,715.90 and 28,830,622,892.20

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Solution

The fourth proportional to 107,339,905,810.60, 161,009,858,715.90 and 28,830,622,892.20 is: 43,245,934,338.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,339,905,810.60 : 161,009,858,715.90 = 28,830,622,892.20 : x
  2. Step 2: Convert to fraction form
    107,339,905,810.60/161,009,858,715.90 = 28,830,622,892.20/x
  3. Step 3: Cross multiply
    107,339,905,810.60x = 161,009,858,715.90 × 28,830,622,892.20
  4. Step 4: Simplify right side
    107,339,905,810.60x = 4,642,014,518,564,514,430,976
  5. Step 5: Solve for x
    x = 4,642,014,518,564,514,430,976/107,339,905,810.60
  6. Step 6: Final answer
    x = 43,245,934,338.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.