Home / 1,992,730,558.59-2,987,939,410.34-943,459,954.11

Finding the Fourth Proportional to 1,992,730,558.59, 2,987,939,410.34 and 943,459,954.11

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Solution

The fourth proportional to 1,992,730,558.59, 2,987,939,410.34 and 943,459,954.11 is: 1,414,642,419.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,730,558.59 : 2,987,939,410.34 = 943,459,954.11 : x
  2. Step 2: Convert to fraction form
    1,992,730,558.59/2,987,939,410.34 = 943,459,954.11/x
  3. Step 3: Cross multiply
    1,992,730,558.59x = 2,987,939,410.34 × 943,459,954.11
  4. Step 4: Simplify right side
    1,992,730,558.59x = 2,819,001,178,958,119,424
  5. Step 5: Solve for x
    x = 2,819,001,178,958,119,424/1,992,730,558.59
  6. Step 6: Final answer
    x = 1,414,642,419.57

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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.