Home / 108,576,129.60-162,864,194.40-96,671,851.20

Finding the Fourth Proportional to 108,576,129.60, 162,864,194.40 and 96,671,851.20

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Solution

The fourth proportional to 108,576,129.60, 162,864,194.40 and 96,671,851.20 is: 145,007,776.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,576,129.60 : 162,864,194.40 = 96,671,851.20 : x
  2. Step 2: Convert to fraction form
    108,576,129.60/162,864,194.40 = 96,671,851.20/x
  3. Step 3: Cross multiply
    108,576,129.60x = 162,864,194.40 × 96,671,851.20
  4. Step 4: Simplify right side
    108,576,129.60x = 15,744,383,166,844,674
  5. Step 5: Solve for x
    x = 15,744,383,166,844,674/108,576,129.60
  6. Step 6: Final answer
    x = 145,007,776.80

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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.