Home / 329,032,911.69-493,549,337.57-144,800,387.76

Finding the Fourth Proportional to 329,032,911.69, 493,549,337.57 and 144,800,387.76

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Solution

The fourth proportional to 329,032,911.69, 493,549,337.57 and 144,800,387.76 is: 217,200,568.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,032,911.69 : 493,549,337.57 = 144,800,387.76 : x
  2. Step 2: Convert to fraction form
    329,032,911.69/493,549,337.57 = 144,800,387.76/x
  3. Step 3: Cross multiply
    329,032,911.69x = 493,549,337.57 × 144,800,387.76
  4. Step 4: Simplify right side
    329,032,911.69x = 71,466,135,460,604,968
  5. Step 5: Solve for x
    x = 71,466,135,460,604,968/329,032,911.69
  6. Step 6: Final answer
    x = 217,200,568.46

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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.