Home / 572,529,280.44-858,793,789.44-163,585,435.80

Finding the Fourth Proportional to 572,529,280.44, 858,793,789.44 and 163,585,435.80

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Solution

The fourth proportional to 572,529,280.44, 858,793,789.44 and 163,585,435.80 is: 245,378,116.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,529,280.44 : 858,793,789.44 = 163,585,435.80 : x
  2. Step 2: Convert to fraction form
    572,529,280.44/858,793,789.44 = 163,585,435.80/x
  3. Step 3: Cross multiply
    572,529,280.44x = 858,793,789.44 × 163,585,435.80
  4. Step 4: Simplify right side
    572,529,280.44x = 140,486,156,307,875,856
  5. Step 5: Solve for x
    x = 140,486,156,307,875,856/572,529,280.44
  6. Step 6: Final answer
    x = 245,378,116.21

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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.