Home / 108,002,053.42-149,043,228.90-58,442,427.64

Finding the Fourth Proportional to 108,002,053.42, 149,043,228.90 and 58,442,427.64

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Solution

The fourth proportional to 108,002,053.42, 149,043,228.90 and 58,442,427.64 is: 80,650,763.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,002,053.42 : 149,043,228.90 = 58,442,427.64 : x
  2. Step 2: Convert to fraction form
    108,002,053.42/149,043,228.90 = 58,442,427.64/x
  3. Step 3: Cross multiply
    108,002,053.42x = 149,043,228.90 × 58,442,427.64
  4. Step 4: Simplify right side
    108,002,053.42x = 8,710,448,120,220,207
  5. Step 5: Solve for x
    x = 8,710,448,120,220,207/108,002,053.42
  6. Step 6: Final answer
    x = 80,650,763.98

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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.