Home / 944,556,842.40-1,303,520,857.20-548,049,893.28

Finding the Fourth Proportional to 944,556,842.40, 1,303,520,857.20 and 548,049,893.28

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Solution

The fourth proportional to 944,556,842.40, 1,303,520,857.20 and 548,049,893.28 is: 756,327,660.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,556,842.40 : 1,303,520,857.20 = 548,049,893.28 : x
  2. Step 2: Convert to fraction form
    944,556,842.40/1,303,520,857.20 = 548,049,893.28/x
  3. Step 3: Cross multiply
    944,556,842.40x = 1,303,520,857.20 × 548,049,893.28
  4. Step 4: Simplify right side
    944,556,842.40x = 714,394,466,676,714,112
  5. Step 5: Solve for x
    x = 714,394,466,676,714,112/944,556,842.40
  6. Step 6: Final answer
    x = 756,327,660.35

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1.5x scale

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.