Home / 1,022,009,594.28-1,533,026,556.63-285,034,659.36

Finding the Fourth Proportional to 1,022,009,594.28, 1,533,026,556.63 and 285,034,659.36

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Solution

The fourth proportional to 1,022,009,594.28, 1,533,026,556.63 and 285,034,659.36 is: 427,555,381.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,009,594.28 : 1,533,026,556.63 = 285,034,659.36 : x
  2. Step 2: Convert to fraction form
    1,022,009,594.28/1,533,026,556.63 = 285,034,659.36/x
  3. Step 3: Cross multiply
    1,022,009,594.28x = 1,533,026,556.63 × 285,034,659.36
  4. Step 4: Simplify right side
    1,022,009,594.28x = 436,965,702,358,865,856
  5. Step 5: Solve for x
    x = 436,965,702,358,865,856/1,022,009,594.28
  6. Step 6: Final answer
    x = 427,555,381.87

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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.