Home / 1,499,654,376.51-2,249,629,409.21-516,951,543.03

Finding the Fourth Proportional to 1,499,654,376.51, 2,249,629,409.21 and 516,951,543.03

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Solution

The fourth proportional to 1,499,654,376.51, 2,249,629,409.21 and 516,951,543.03 is: 775,478,278.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,654,376.51 : 2,249,629,409.21 = 516,951,543.03 : x
  2. Step 2: Convert to fraction form
    1,499,654,376.51/2,249,629,409.21 = 516,951,543.03/x
  3. Step 3: Cross multiply
    1,499,654,376.51x = 2,249,629,409.21 × 516,951,543.03
  4. Step 4: Simplify right side
    1,499,654,376.51x = 1,162,949,394,334,191,872
  5. Step 5: Solve for x
    x = 1,162,949,394,334,191,872/1,499,654,376.51
  6. Step 6: Final answer
    x = 775,478,278.56

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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.