Home / 108,551,921.73-162,694,482.60-50,180,642.79

Finding the Fourth Proportional to 108,551,921.73, 162,694,482.60 and 50,180,642.79

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Solution

The fourth proportional to 108,551,921.73, 162,694,482.60 and 50,180,642.79 is: 75,209,296.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,551,921.73 : 162,694,482.60 = 50,180,642.79 : x
  2. Step 2: Convert to fraction form
    108,551,921.73/162,694,482.60 = 50,180,642.79/x
  3. Step 3: Cross multiply
    108,551,921.73x = 162,694,482.60 × 50,180,642.79
  4. Step 4: Simplify right side
    108,551,921.73x = 8,164,113,715,254,470
  5. Step 5: Solve for x
    x = 8,164,113,715,254,470/108,551,921.73
  6. Step 6: Final answer
    x = 75,209,296.94

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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.