Home / 2,649,191,788.63-3,655,719,943.47-1,459,694,191.78

Finding the Fourth Proportional to 2,649,191,788.63, 3,655,719,943.47 and 1,459,694,191.78

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Solution

The fourth proportional to 2,649,191,788.63, 3,655,719,943.47 and 1,459,694,191.78 is: 2,014,287,221.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649,191,788.63 : 3,655,719,943.47 = 1,459,694,191.78 : x
  2. Step 2: Convert to fraction form
    2,649,191,788.63/3,655,719,943.47 = 1,459,694,191.78/x
  3. Step 3: Cross multiply
    2,649,191,788.63x = 3,655,719,943.47 × 1,459,694,191.78
  4. Step 4: Simplify right side
    2,649,191,788.63x = 5,336,233,168,257,468,416
  5. Step 5: Solve for x
    x = 5,336,233,168,257,468,416/2,649,191,788.63
  6. Step 6: Final answer
    x = 2,014,287,221.92

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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.