Home / 1,435,590,525.58-2,153,402,934.46-400,388,422.30

Finding the Fourth Proportional to 1,435,590,525.58, 2,153,402,934.46 and 400,388,422.30

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Solution

The fourth proportional to 1,435,590,525.58, 2,153,402,934.46 and 400,388,422.30 is: 600,587,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,590,525.58 : 2,153,402,934.46 = 400,388,422.30 : x
  2. Step 2: Convert to fraction form
    1,435,590,525.58/2,153,402,934.46 = 400,388,422.30/x
  3. Step 3: Cross multiply
    1,435,590,525.58x = 2,153,402,934.46 × 400,388,422.30
  4. Step 4: Simplify right side
    1,435,590,525.58x = 862,197,603,504,629,760
  5. Step 5: Solve for x
    x = 862,197,603,504,629,760/1,435,590,525.58
  6. Step 6: Final answer
    x = 600,587,415.52

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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.