Home / 1,527,850,525.47-2,289,436,668.33-1,028,009,638.32

Finding the Fourth Proportional to 1,527,850,525.47, 2,289,436,668.33 and 1,028,009,638.32

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Solution

The fourth proportional to 1,527,850,525.47, 2,289,436,668.33 and 1,028,009,638.32 is: 1,540,440,587.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,850,525.47 : 2,289,436,668.33 = 1,028,009,638.32 : x
  2. Step 2: Convert to fraction form
    1,527,850,525.47/2,289,436,668.33 = 1,028,009,638.32/x
  3. Step 3: Cross multiply
    1,527,850,525.47x = 2,289,436,668.33 × 1,028,009,638.32
  4. Step 4: Simplify right side
    1,527,850,525.47x = 2,353,562,961,354,194,944
  5. Step 5: Solve for x
    x = 2,353,562,961,354,194,944/1,527,850,525.47
  6. Step 6: Final answer
    x = 1,540,440,587.69

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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.