Home / 140,595,384.70-211,017,493.05-83,015,659.90

Finding the Fourth Proportional to 140,595,384.70, 211,017,493.05 and 83,015,659.90

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Solution

The fourth proportional to 140,595,384.70, 211,017,493.05 and 83,015,659.90 is: 124,596,952.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,595,384.70 : 211,017,493.05 = 83,015,659.90 : x
  2. Step 2: Convert to fraction form
    140,595,384.70/211,017,493.05 = 83,015,659.90/x
  3. Step 3: Cross multiply
    140,595,384.70x = 211,017,493.05 × 83,015,659.90
  4. Step 4: Simplify right side
    140,595,384.70x = 17,517,756,435,989,416
  5. Step 5: Solve for x
    x = 17,517,756,435,989,416/140,595,384.70
  6. Step 6: Final answer
    x = 124,596,952.26

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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.