Home / 107,339,905,928.10-161,009,858,892.15-28,830,623,009.70

Finding the Fourth Proportional to 107,339,905,928.10, 161,009,858,892.15 and 28,830,623,009.70

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Solution

The fourth proportional to 107,339,905,928.10, 161,009,858,892.15 and 28,830,623,009.70 is: 43,245,934,514.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,339,905,928.10 : 161,009,858,892.15 = 28,830,623,009.70 : x
  2. Step 2: Convert to fraction form
    107,339,905,928.10/161,009,858,892.15 = 28,830,623,009.70/x
  3. Step 3: Cross multiply
    107,339,905,928.10x = 161,009,858,892.15 × 28,830,623,009.70
  4. Step 4: Simplify right side
    107,339,905,928.10x = 4,642,014,542,564,569,907,200
  5. Step 5: Solve for x
    x = 4,642,014,542,564,569,907,200/107,339,905,928.10
  6. Step 6: Final answer
    x = 43,245,934,514.55

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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.