Home / 1,232,889,860.88-1,849,137,932.09-359,286,883.88

Finding the Fourth Proportional to 1,232,889,860.88, 1,849,137,932.09 and 359,286,883.88

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Solution

The fourth proportional to 1,232,889,860.88, 1,849,137,932.09 and 359,286,883.88 is: 538,872,957.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,889,860.88 : 1,849,137,932.09 = 359,286,883.88 : x
  2. Step 2: Convert to fraction form
    1,232,889,860.88/1,849,137,932.09 = 359,286,883.88/x
  3. Step 3: Cross multiply
    1,232,889,860.88x = 1,849,137,932.09 × 359,286,883.88
  4. Step 4: Simplify right side
    1,232,889,860.88x = 664,371,005,476,575,616
  5. Step 5: Solve for x
    x = 664,371,005,476,575,616/1,232,889,860.88
  6. Step 6: Final answer
    x = 538,872,957.40

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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.