Home / 1,045,214,705.40-1,442,384,847.18-575,305,979.64

Finding the Fourth Proportional to 1,045,214,705.40, 1,442,384,847.18 and 575,305,979.64

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Solution

The fourth proportional to 1,045,214,705.40, 1,442,384,847.18 and 575,305,979.64 is: 793,915,951.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,214,705.40 : 1,442,384,847.18 = 575,305,979.64 : x
  2. Step 2: Convert to fraction form
    1,045,214,705.40/1,442,384,847.18 = 575,305,979.64/x
  3. Step 3: Cross multiply
    1,045,214,705.40x = 1,442,384,847.18 × 575,305,979.64
  4. Step 4: Simplify right side
    1,045,214,705.40x = 829,812,627,524,781,568
  5. Step 5: Solve for x
    x = 829,812,627,524,781,568/1,045,214,705.40
  6. Step 6: Final answer
    x = 793,915,951.66

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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.