Home / 1,031,284,933.76-1,423,173,362.12-561,389,821.96

Finding the Fourth Proportional to 1,031,284,933.76, 1,423,173,362.12 and 561,389,821.96

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Solution

The fourth proportional to 1,031,284,933.76, 1,423,173,362.12 and 561,389,821.96 is: 774,718,037.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,284,933.76 : 1,423,173,362.12 = 561,389,821.96 : x
  2. Step 2: Convert to fraction form
    1,031,284,933.76/1,423,173,362.12 = 561,389,821.96/x
  3. Step 3: Cross multiply
    1,031,284,933.76x = 1,423,173,362.12 × 561,389,821.96
  4. Step 4: Simplify right side
    1,031,284,933.76x = 798,955,040,378,761,344
  5. Step 5: Solve for x
    x = 798,955,040,378,761,344/1,031,284,933.76
  6. Step 6: Final answer
    x = 774,718,037.88

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Double scale
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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.