Home / 1,232,889,867.66-1,849,137,942.18-359,286,890.63

Finding the Fourth Proportional to 1,232,889,867.66, 1,849,137,942.18 and 359,286,890.63

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Solution

The fourth proportional to 1,232,889,867.66, 1,849,137,942.18 and 359,286,890.63 is: 538,872,967.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,889,867.66 : 1,849,137,942.18 = 359,286,890.63 : x
  2. Step 2: Convert to fraction form
    1,232,889,867.66/1,849,137,942.18 = 359,286,890.63/x
  3. Step 3: Cross multiply
    1,232,889,867.66x = 1,849,137,942.18 × 359,286,890.63
  4. Step 4: Simplify right side
    1,232,889,867.66x = 664,371,021,583,892,608
  5. Step 5: Solve for x
    x = 664,371,021,583,892,608/1,232,889,867.66
  6. Step 6: Final answer
    x = 538,872,967.50

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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.