Home / 1,992,730,562.59-2,987,939,416.33-943,459,958.11

Finding the Fourth Proportional to 1,992,730,562.59, 2,987,939,416.33 and 943,459,958.11

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Solution

The fourth proportional to 1,992,730,562.59, 2,987,939,416.33 and 943,459,958.11 is: 1,414,642,425.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,730,562.59 : 2,987,939,416.33 = 943,459,958.11 : x
  2. Step 2: Convert to fraction form
    1,992,730,562.59/2,987,939,416.33 = 943,459,958.11/x
  3. Step 3: Cross multiply
    1,992,730,562.59x = 2,987,939,416.33 × 943,459,958.11
  4. Step 4: Simplify right side
    1,992,730,562.59x = 2,819,001,196,565,919,744
  5. Step 5: Solve for x
    x = 2,819,001,196,565,919,744/1,992,730,562.59
  6. Step 6: Final answer
    x = 1,414,642,425.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.