Home / 742,583,735.58-1,024,773,711.94-408,056,344.60

Finding the Fourth Proportional to 742,583,735.58, 1,024,773,711.94 and 408,056,344.60

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Solution

The fourth proportional to 742,583,735.58, 1,024,773,711.94 and 408,056,344.60 is: 563,122,237.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,583,735.58 : 1,024,773,711.94 = 408,056,344.60 : x
  2. Step 2: Convert to fraction form
    742,583,735.58/1,024,773,711.94 = 408,056,344.60/x
  3. Step 3: Cross multiply
    742,583,735.58x = 1,024,773,711.94 × 408,056,344.60
  4. Step 4: Simplify right side
    742,583,735.58x = 418,165,414,936,409,792
  5. Step 5: Solve for x
    x = 418,165,414,936,409,792/742,583,735.58
  6. Step 6: Final answer
    x = 563,122,237.80

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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.