Home / 280,199,436.98-419,934,592.48-114,009,264.95

Finding the Fourth Proportional to 280,199,436.98, 419,934,592.48 and 114,009,264.95

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Solution

The fourth proportional to 280,199,436.98, 419,934,592.48 and 114,009,264.95 is: 170,865,561.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    280,199,436.98 : 419,934,592.48 = 114,009,264.95 : x
  2. Step 2: Convert to fraction form
    280,199,436.98/419,934,592.48 = 114,009,264.95/x
  3. Step 3: Cross multiply
    280,199,436.98x = 419,934,592.48 × 114,009,264.95
  4. Step 4: Simplify right side
    280,199,436.98x = 47,876,434,216,487,416
  5. Step 5: Solve for x
    x = 47,876,434,216,487,416/280,199,436.98
  6. Step 6: Final answer
    x = 170,865,561.80

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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.