Home / 124,308,800.82-186,477,619.10-41,317,990.11

Finding the Fourth Proportional to 124,308,800.82, 186,477,619.10 and 41,317,990.11

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Solution

The fourth proportional to 124,308,800.82, 186,477,619.10 and 41,317,990.11 is: 61,981,777.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,308,800.82 : 186,477,619.10 = 41,317,990.11 : x
  2. Step 2: Convert to fraction form
    124,308,800.82/186,477,619.10 = 41,317,990.11/x
  3. Step 3: Cross multiply
    124,308,800.82x = 186,477,619.10 × 41,317,990.11
  4. Step 4: Simplify right side
    124,308,800.82x = 7,704,880,421,503,557
  5. Step 5: Solve for x
    x = 7,704,880,421,503,557/124,308,800.82
  6. Step 6: Final answer
    x = 61,981,777.40

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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.