Home / 199,934,450.51-299,914,834.52-52,385,623.25

Finding the Fourth Proportional to 199,934,450.51, 299,914,834.52 and 52,385,623.25

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Solution

The fourth proportional to 199,934,450.51, 299,914,834.52 and 52,385,623.25 is: 78,581,882.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,934,450.51 : 299,914,834.52 = 52,385,623.25 : x
  2. Step 2: Convert to fraction form
    199,934,450.51/299,914,834.52 = 52,385,623.25/x
  3. Step 3: Cross multiply
    199,934,450.51x = 299,914,834.52 × 52,385,623.25
  4. Step 4: Simplify right side
    199,934,450.51x = 15,711,225,528,250,814
  5. Step 5: Solve for x
    x = 15,711,225,528,250,814/199,934,450.51
  6. Step 6: Final answer
    x = 78,581,882.65

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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.