Home / 856,784,928.85-1,285,265,451.63-296,545,841.26

Finding the Fourth Proportional to 856,784,928.85, 1,285,265,451.63 and 296,545,841.26

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Solution

The fourth proportional to 856,784,928.85, 1,285,265,451.63 and 296,545,841.26 is: 444,849,240.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,784,928.85 : 1,285,265,451.63 = 296,545,841.26 : x
  2. Step 2: Convert to fraction form
    856,784,928.85/1,285,265,451.63 = 296,545,841.26/x
  3. Step 3: Cross multiply
    856,784,928.85x = 1,285,265,451.63 × 296,545,841.26
  4. Step 4: Simplify right side
    856,784,928.85x = 381,140,124,596,714,304
  5. Step 5: Solve for x
    x = 381,140,124,596,714,304/856,784,928.85
  6. Step 6: Final answer
    x = 444,849,240.18

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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.