Home / 100,874,241.40-139,206,705.50-58,496,015.02

Finding the Fourth Proportional to 100,874,241.40, 139,206,705.50 and 58,496,015.02

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Solution

The fourth proportional to 100,874,241.40, 139,206,705.50 and 58,496,015.02 is: 80,724,647.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,874,241.40 : 139,206,705.50 = 58,496,015.02 : x
  2. Step 2: Convert to fraction form
    100,874,241.40/139,206,705.50 = 58,496,015.02/x
  3. Step 3: Cross multiply
    100,874,241.40x = 139,206,705.50 × 58,496,015.02
  4. Step 4: Simplify right side
    100,874,241.40x = 8,143,037,535,812,717
  5. Step 5: Solve for x
    x = 8,143,037,535,812,717/100,874,241.40
  6. Step 6: Final answer
    x = 80,724,647.07

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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.