Home / 947,277,371.61-1,413,977,826.20-835,451,556.39

Finding the Fourth Proportional to 947,277,371.61, 1,413,977,826.20 and 835,451,556.39

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Solution

The fourth proportional to 947,277,371.61, 1,413,977,826.20 and 835,451,556.39 is: 1,247,058,159.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,277,371.61 : 1,413,977,826.20 = 835,451,556.39 : x
  2. Step 2: Convert to fraction form
    947,277,371.61/1,413,977,826.20 = 835,451,556.39/x
  3. Step 3: Cross multiply
    947,277,371.61x = 1,413,977,826.20 × 835,451,556.39
  4. Step 4: Simplify right side
    947,277,371.61x = 1,181,309,975,595,561,472
  5. Step 5: Solve for x
    x = 1,181,309,975,595,561,472/947,277,371.61
  6. Step 6: Final answer
    x = 1,247,058,159.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.