Home / 146,139,080.18-201,671,913.85-87,401,735.84

Finding the Fourth Proportional to 146,139,080.18, 201,671,913.85 and 87,401,735.84

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Solution

The fourth proportional to 146,139,080.18, 201,671,913.85 and 87,401,735.84 is: 120,614,385.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,139,080.18 : 201,671,913.85 = 87,401,735.84 : x
  2. Step 2: Convert to fraction form
    146,139,080.18/201,671,913.85 = 87,401,735.84/x
  3. Step 3: Cross multiply
    146,139,080.18x = 201,671,913.85 × 87,401,735.84
  4. Step 4: Simplify right side
    146,139,080.18x = 17,626,475,340,950,612
  5. Step 5: Solve for x
    x = 17,626,475,340,950,612/146,139,080.18
  6. Step 6: Final answer
    x = 120,614,385.42

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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.