Home / 355,134,598.40-531,946,070.40-294,668,422.40

Finding the Fourth Proportional to 355,134,598.40, 531,946,070.40 and 294,668,422.40

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Solution

The fourth proportional to 355,134,598.40, 531,946,070.40 and 294,668,422.40 is: 441,375,495.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,134,598.40 : 531,946,070.40 = 294,668,422.40 : x
  2. Step 2: Convert to fraction form
    355,134,598.40/531,946,070.40 = 294,668,422.40/x
  3. Step 3: Cross multiply
    355,134,598.40x = 531,946,070.40 × 294,668,422.40
  4. Step 4: Simplify right side
    355,134,598.40x = 156,747,709,366,647,328
  5. Step 5: Solve for x
    x = 156,747,709,366,647,328/355,134,598.40
  6. Step 6: Final answer
    x = 441,375,495.58

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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.