Home / 1,569,986,493.54-2,166,595,889.45-865,163,697

Finding the Fourth Proportional to 1,569,986,493.54, 2,166,595,889.45 and 865,163,697

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Solution

The fourth proportional to 1,569,986,493.54, 2,166,595,889.45 and 865,163,697 is: 1,193,933,907.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,986,493.54 : 2,166,595,889.45 = 865,163,697 : x
  2. Step 2: Convert to fraction form
    1,569,986,493.54/2,166,595,889.45 = 865,163,697/x
  3. Step 3: Cross multiply
    1,569,986,493.54x = 2,166,595,889.45 × 865,163,697
  4. Step 4: Simplify right side
    1,569,986,493.54x = 1,874,460,109,621,565,184
  5. Step 5: Solve for x
    x = 1,874,460,109,621,565,184/1,569,986,493.54
  6. Step 6: Final answer
    x = 1,193,933,907.92

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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.