Home / 362,311,702.24-499,977,014.52-221,418,636.88

Finding the Fourth Proportional to 362,311,702.24, 499,977,014.52 and 221,418,636.88

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Solution

The fourth proportional to 362,311,702.24, 499,977,014.52 and 221,418,636.88 is: 305,549,692.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,311,702.24 : 499,977,014.52 = 221,418,636.88 : x
  2. Step 2: Convert to fraction form
    362,311,702.24/499,977,014.52 = 221,418,636.88/x
  3. Step 3: Cross multiply
    362,311,702.24x = 499,977,014.52 × 221,418,636.88
  4. Step 4: Simplify right side
    362,311,702.24x = 110,704,229,026,350,368
  5. Step 5: Solve for x
    x = 110,704,229,026,350,368/362,311,702.24
  6. Step 6: Final answer
    x = 305,549,692.00

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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.