Home / 3,800,587,743.64-5,242,947,314.46-3,298,091,251.24

Finding the Fourth Proportional to 3,800,587,743.64, 5,242,947,314.46 and 3,298,091,251.24

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Solution

The fourth proportional to 3,800,587,743.64, 5,242,947,314.46 and 3,298,091,251.24 is: 4,549,748,574.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800,587,743.64 : 5,242,947,314.46 = 3,298,091,251.24 : x
  2. Step 2: Convert to fraction form
    3,800,587,743.64/5,242,947,314.46 = 3,298,091,251.24/x
  3. Step 3: Cross multiply
    3,800,587,743.64x = 5,242,947,314.46 × 3,298,091,251.24
  4. Step 4: Simplify right side
    3,800,587,743.64x = 17,291,718,668,532,779,008
  5. Step 5: Solve for x
    x = 17,291,718,668,532,779,008/3,800,587,743.64
  6. Step 6: Final answer
    x = 4,549,748,574.41

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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.