Home / 1,011,067,954.55-1,395,152,938.64-558,884,839.22

Finding the Fourth Proportional to 1,011,067,954.55, 1,395,152,938.64 and 558,884,839.22

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Solution

The fourth proportional to 1,011,067,954.55, 1,395,152,938.64 and 558,884,839.22 is: 771,194,282.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,067,954.55 : 1,395,152,938.64 = 558,884,839.22 : x
  2. Step 2: Convert to fraction form
    1,011,067,954.55/1,395,152,938.64 = 558,884,839.22/x
  3. Step 3: Cross multiply
    1,011,067,954.55x = 1,395,152,938.64 × 558,884,839.22
  4. Step 4: Simplify right side
    1,011,067,954.55x = 779,729,825,789,356,800
  5. Step 5: Solve for x
    x = 779,729,825,789,356,800/1,011,067,954.55
  6. Step 6: Final answer
    x = 771,194,282.53

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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.