Home / 1,419,987,308.80-2,128,973,193.60-546,251,065.60

Finding the Fourth Proportional to 1,419,987,308.80, 2,128,973,193.60 and 546,251,065.60

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Solution

The fourth proportional to 1,419,987,308.80, 2,128,973,193.60 and 546,251,065.60 is: 818,988,922.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,987,308.80 : 2,128,973,193.60 = 546,251,065.60 : x
  2. Step 2: Convert to fraction form
    1,419,987,308.80/2,128,973,193.60 = 546,251,065.60/x
  3. Step 3: Cross multiply
    1,419,987,308.80x = 2,128,973,193.60 × 546,251,065.60
  4. Step 4: Simplify right side
    1,419,987,308.80x = 1,162,953,875,637,835,008
  5. Step 5: Solve for x
    x = 1,162,953,875,637,835,008/1,419,987,308.80
  6. Step 6: Final answer
    x = 818,988,922.25

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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.