Home / 358,255,543.59-494,545,193.55-240,848,968.50

Finding the Fourth Proportional to 358,255,543.59, 494,545,193.55 and 240,848,968.50

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Solution

The fourth proportional to 358,255,543.59, 494,545,193.55 and 240,848,968.50 is: 332,474,128.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,255,543.59 : 494,545,193.55 = 240,848,968.50 : x
  2. Step 2: Convert to fraction form
    358,255,543.59/494,545,193.55 = 240,848,968.50/x
  3. Step 3: Cross multiply
    358,255,543.59x = 494,545,193.55 × 240,848,968.50
  4. Step 4: Simplify right side
    358,255,543.59x = 119,110,699,743,150,352
  5. Step 5: Solve for x
    x = 119,110,699,743,150,352/358,255,543.59
  6. Step 6: Final answer
    x = 332,474,128.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.