Home / 133,485,205.40-200,227,808.10-56,788,962.20

Finding the Fourth Proportional to 133,485,205.40, 200,227,808.10 and 56,788,962.20

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Solution

The fourth proportional to 133,485,205.40, 200,227,808.10 and 56,788,962.20 is: 85,183,443.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,485,205.40 : 200,227,808.10 = 56,788,962.20 : x
  2. Step 2: Convert to fraction form
    133,485,205.40/200,227,808.10 = 56,788,962.20/x
  3. Step 3: Cross multiply
    133,485,205.40x = 200,227,808.10 × 56,788,962.20
  4. Step 4: Simplify right side
    133,485,205.40x = 11,370,729,425,579,754
  5. Step 5: Solve for x
    x = 11,370,729,425,579,754/133,485,205.40
  6. Step 6: Final answer
    x = 85,183,443.30

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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.