Home / 108,888,496.80-162,860,353.20-97,456,610.40

Finding the Fourth Proportional to 108,888,496.80, 162,860,353.20 and 97,456,610.40

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Solution

The fourth proportional to 108,888,496.80, 162,860,353.20 and 97,456,610.40 is: 145,762,118.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,888,496.80 : 162,860,353.20 = 97,456,610.40 : x
  2. Step 2: Convert to fraction form
    108,888,496.80/162,860,353.20 = 97,456,610.40/x
  3. Step 3: Cross multiply
    108,888,496.80x = 162,860,353.20 × 97,456,610.40
  4. Step 4: Simplify right side
    108,888,496.80x = 15,871,817,991,418,794
  5. Step 5: Solve for x
    x = 15,871,817,991,418,794/108,888,496.80
  6. Step 6: Final answer
    x = 145,762,118.66

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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.