Home / 139,555,706.84-209,333,546.40-37,317,087.20

Finding the Fourth Proportional to 139,555,706.84, 209,333,546.40 and 37,317,087.20

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Solution

The fourth proportional to 139,555,706.84, 209,333,546.40 and 37,317,087.20 is: 55,975,627.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,555,706.84 : 209,333,546.40 = 37,317,087.20 : x
  2. Step 2: Convert to fraction form
    139,555,706.84/209,333,546.40 = 37,317,087.20/x
  3. Step 3: Cross multiply
    139,555,706.84x = 209,333,546.40 × 37,317,087.20
  4. Step 4: Simplify right side
    139,555,706.84x = 7,811,718,204,894,047
  5. Step 5: Solve for x
    x = 7,811,718,204,894,047/139,555,706.84
  6. Step 6: Final answer
    x = 55,975,627.09

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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.