Home / 1,371,880,979.68-1,893,195,749.20-777,165,463.22

Finding the Fourth Proportional to 1,371,880,979.68, 1,893,195,749.20 and 777,165,463.22

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Solution

The fourth proportional to 1,371,880,979.68, 1,893,195,749.20 and 777,165,463.22 is: 1,072,488,337.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,880,979.68 : 1,893,195,749.20 = 777,165,463.22 : x
  2. Step 2: Convert to fraction form
    1,371,880,979.68/1,893,195,749.20 = 777,165,463.22/x
  3. Step 3: Cross multiply
    1,371,880,979.68x = 1,893,195,749.20 × 777,165,463.22
  4. Step 4: Simplify right side
    1,371,880,979.68x = 1,471,326,351,379,801,088
  5. Step 5: Solve for x
    x = 1,471,326,351,379,801,088/1,371,880,979.68
  6. Step 6: Final answer
    x = 1,072,488,337.67

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.