Home / 317,954,300.80-476,931,451.20-277,643,516.80

Finding the Fourth Proportional to 317,954,300.80, 476,931,451.20 and 277,643,516.80

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Solution

The fourth proportional to 317,954,300.80, 476,931,451.20 and 277,643,516.80 is: 416,465,275.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,954,300.80 : 476,931,451.20 = 277,643,516.80 : x
  2. Step 2: Convert to fraction form
    317,954,300.80/476,931,451.20 = 277,643,516.80/x
  3. Step 3: Cross multiply
    317,954,300.80x = 476,931,451.20 × 277,643,516.80
  4. Step 4: Simplify right side
    317,954,300.80x = 132,416,925,383,695,584
  5. Step 5: Solve for x
    x = 132,416,925,383,695,584/317,954,300.80
  6. Step 6: Final answer
    x = 416,465,275.20

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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.