Home / 3,520,396,210.51-4,858,185,437.60-1,934,488,578.75

Finding the Fourth Proportional to 3,520,396,210.51, 4,858,185,437.60 and 1,934,488,578.75

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Solution

The fourth proportional to 3,520,396,210.51, 4,858,185,437.60 and 1,934,488,578.75 is: 2,669,615,486.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,396,210.51 : 4,858,185,437.60 = 1,934,488,578.75 : x
  2. Step 2: Convert to fraction form
    3,520,396,210.51/4,858,185,437.60 = 1,934,488,578.75/x
  3. Step 3: Cross multiply
    3,520,396,210.51x = 4,858,185,437.60 × 1,934,488,578.75
  4. Step 4: Simplify right side
    3,520,396,210.51x = 9,398,104,242,459,023,360
  5. Step 5: Solve for x
    x = 9,398,104,242,459,023,360/3,520,396,210.51
  6. Step 6: Final answer
    x = 2,669,615,486.57

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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.