Home / 1,006,065,558.88-1,388,356,250.40-566,031,361.12

Finding the Fourth Proportional to 1,006,065,558.88, 1,388,356,250.40 and 566,031,361.12

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Solution

The fourth proportional to 1,006,065,558.88, 1,388,356,250.40 and 566,031,361.12 is: 781,115,277.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,065,558.88 : 1,388,356,250.40 = 566,031,361.12 : x
  2. Step 2: Convert to fraction form
    1,006,065,558.88/1,388,356,250.40 = 566,031,361.12/x
  3. Step 3: Cross multiply
    1,006,065,558.88x = 1,388,356,250.40 × 566,031,361.12
  4. Step 4: Simplify right side
    1,006,065,558.88x = 785,853,178,133,371,648
  5. Step 5: Solve for x
    x = 785,853,178,133,371,648/1,006,065,558.88
  6. Step 6: Final answer
    x = 781,115,277.43

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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.