Home / 199,705,715.70-299,558,573.55-165,068,301.30

Finding the Fourth Proportional to 199,705,715.70, 299,558,573.55 and 165,068,301.30

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Solution

The fourth proportional to 199,705,715.70, 299,558,573.55 and 165,068,301.30 is: 247,602,451.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,705,715.70 : 299,558,573.55 = 165,068,301.30 : x
  2. Step 2: Convert to fraction form
    199,705,715.70/299,558,573.55 = 165,068,301.30/x
  3. Step 3: Cross multiply
    199,705,715.70x = 299,558,573.55 × 165,068,301.30
  4. Step 4: Simplify right side
    199,705,715.70x = 49,447,624,875,749,616
  5. Step 5: Solve for x
    x = 49,447,624,875,749,616/199,705,715.70
  6. Step 6: Final answer
    x = 247,602,451.95

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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.