Home / 336,912,211.40-505,746,230.70-260,573,664.20

Finding the Fourth Proportional to 336,912,211.40, 505,746,230.70 and 260,573,664.20

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Solution

The fourth proportional to 336,912,211.40, 505,746,230.70 and 260,573,664.20 is: 391,152,781.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,912,211.40 : 505,746,230.70 = 260,573,664.20 : x
  2. Step 2: Convert to fraction form
    336,912,211.40/505,746,230.70 = 260,573,664.20/x
  3. Step 3: Cross multiply
    336,912,211.40x = 505,746,230.70 × 260,573,664.20
  4. Step 4: Simplify right side
    336,912,211.40x = 131,784,148,488,837,520
  5. Step 5: Solve for x
    x = 131,784,148,488,837,520/336,912,211.40
  6. Step 6: Final answer
    x = 391,152,781.14

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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.