Home / 336,379,915.80-504,569,873.70-90,736,075.80

Finding the Fourth Proportional to 336,379,915.80, 504,569,873.70 and 90,736,075.80

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Solution

The fourth proportional to 336,379,915.80, 504,569,873.70 and 90,736,075.80 is: 136,104,113.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,379,915.80 : 504,569,873.70 = 90,736,075.80 : x
  2. Step 2: Convert to fraction form
    336,379,915.80/504,569,873.70 = 90,736,075.80/x
  3. Step 3: Cross multiply
    336,379,915.80x = 504,569,873.70 × 90,736,075.80
  4. Step 4: Simplify right side
    336,379,915.80x = 45,782,690,306,439,624
  5. Step 5: Solve for x
    x = 45,782,690,306,439,624/336,379,915.80
  6. Step 6: Final answer
    x = 136,104,113.70

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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.