Home / 1,049,009,674.12-1,447,595,399.75-579,100,905.09

Finding the Fourth Proportional to 1,049,009,674.12, 1,447,595,399.75 and 579,100,905.09

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Solution

The fourth proportional to 1,049,009,674.12, 1,447,595,399.75 and 579,100,905.09 is: 799,138,298.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,009,674.12 : 1,447,595,399.75 = 579,100,905.09 : x
  2. Step 2: Convert to fraction form
    1,049,009,674.12/1,447,595,399.75 = 579,100,905.09/x
  3. Step 3: Cross multiply
    1,049,009,674.12x = 1,447,595,399.75 × 579,100,905.09
  4. Step 4: Simplify right side
    1,049,009,674.12x = 838,303,806,196,449,792
  5. Step 5: Solve for x
    x = 838,303,806,196,449,792/1,049,009,674.12
  6. Step 6: Final answer
    x = 799,138,298.61

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Double scale
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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.