Home / 1,513,577,432.07-2,271,524,959.42-685,112,873.89

Finding the Fourth Proportional to 1,513,577,432.07, 2,271,524,959.42 and 685,112,873.89

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Solution

The fourth proportional to 1,513,577,432.07, 2,271,524,959.42 and 685,112,873.89 is: 1,028,193,840.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,577,432.07 : 2,271,524,959.42 = 685,112,873.89 : x
  2. Step 2: Convert to fraction form
    1,513,577,432.07/2,271,524,959.42 = 685,112,873.89/x
  3. Step 3: Cross multiply
    1,513,577,432.07x = 2,271,524,959.42 × 685,112,873.89
  4. Step 4: Simplify right side
    1,513,577,432.07x = 1,556,250,993,057,676,288
  5. Step 5: Solve for x
    x = 1,556,250,993,057,676,288/1,513,577,432.07
  6. Step 6: Final answer
    x = 1,028,193,840.69

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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.