Home / 598,402,789.92-898,155,957.60-303,504,878.88

Finding the Fourth Proportional to 598,402,789.92, 898,155,957.60 and 303,504,878.88

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Solution

The fourth proportional to 598,402,789.92, 898,155,957.60 and 303,504,878.88 is: 455,537,172.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,402,789.92 : 898,155,957.60 = 303,504,878.88 : x
  2. Step 2: Convert to fraction form
    598,402,789.92/898,155,957.60 = 303,504,878.88/x
  3. Step 3: Cross multiply
    598,402,789.92x = 898,155,957.60 × 303,504,878.88
  4. Step 4: Simplify right side
    598,402,789.92x = 272,594,715,126,738,432
  5. Step 5: Solve for x
    x = 272,594,715,126,738,432/598,402,789.92
  6. Step 6: Final answer
    x = 455,537,172.82

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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.