Home / 108,461,813.42-149,699,027.34-64,433,271.58

Finding the Fourth Proportional to 108,461,813.42, 149,699,027.34 and 64,433,271.58

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Solution

The fourth proportional to 108,461,813.42, 149,699,027.34 and 64,433,271.58 is: 88,930,820.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,461,813.42 : 149,699,027.34 = 64,433,271.58 : x
  2. Step 2: Convert to fraction form
    108,461,813.42/149,699,027.34 = 64,433,271.58/x
  3. Step 3: Cross multiply
    108,461,813.42x = 149,699,027.34 × 64,433,271.58
  4. Step 4: Simplify right side
    108,461,813.42x = 9,645,598,083,485,818
  5. Step 5: Solve for x
    x = 9,645,598,083,485,818/108,461,813.42
  6. Step 6: Final answer
    x = 88,930,820.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.