Home / 1,045,965,696.27-1,443,403,178.78-569,645,313.92

Finding the Fourth Proportional to 1,045,965,696.27, 1,443,403,178.78 and 569,645,313.92

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Solution

The fourth proportional to 1,045,965,696.27, 1,443,403,178.78 and 569,645,313.92 is: 786,094,476.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,965,696.27 : 1,443,403,178.78 = 569,645,313.92 : x
  2. Step 2: Convert to fraction form
    1,045,965,696.27/1,443,403,178.78 = 569,645,313.92/x
  3. Step 3: Cross multiply
    1,045,965,696.27x = 1,443,403,178.78 × 569,645,313.92
  4. Step 4: Simplify right side
    1,045,965,696.27x = 822,227,856,889,258,880
  5. Step 5: Solve for x
    x = 822,227,856,889,258,880/1,045,965,696.27
  6. Step 6: Final answer
    x = 786,094,476.93

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Why These Related Problems?

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