Home / 317,826,629.49-476,482,675.09-99,364,520.41

Finding the Fourth Proportional to 317,826,629.49, 476,482,675.09 and 99,364,520.41

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Solution

The fourth proportional to 317,826,629.49, 476,482,675.09 and 99,364,520.41 is: 148,966,348.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,826,629.49 : 476,482,675.09 = 99,364,520.41 : x
  2. Step 2: Convert to fraction form
    317,826,629.49/476,482,675.09 = 99,364,520.41/x
  3. Step 3: Cross multiply
    317,826,629.49x = 476,482,675.09 × 99,364,520.41
  4. Step 4: Simplify right side
    317,826,629.49x = 47,345,472,493,991,696
  5. Step 5: Solve for x
    x = 47,345,472,493,991,696/317,826,629.49
  6. Step 6: Final answer
    x = 148,966,348.63

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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.