Home / 424,581,128.20-637,114,383.72-230,508,322.84

Finding the Fourth Proportional to 424,581,128.20, 637,114,383.72 and 230,508,322.84

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Solution

The fourth proportional to 424,581,128.20, 637,114,383.72 and 230,508,322.84 is: 345,894,243.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,581,128.20 : 637,114,383.72 = 230,508,322.84 : x
  2. Step 2: Convert to fraction form
    424,581,128.20/637,114,383.72 = 230,508,322.84/x
  3. Step 3: Cross multiply
    424,581,128.20x = 637,114,383.72 × 230,508,322.84
  4. Step 4: Simplify right side
    424,581,128.20x = 146,860,168,048,537,408
  5. Step 5: Solve for x
    x = 146,860,168,048,537,408/424,581,128.20
  6. Step 6: Final answer
    x = 345,894,243.28

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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.