Home / 782,641,792.92-1,080,059,090.70-430,232,637

Finding the Fourth Proportional to 782,641,792.92, 1,080,059,090.70 and 430,232,637

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Solution

The fourth proportional to 782,641,792.92, 1,080,059,090.70 and 430,232,637 is: 593,728,414.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,641,792.92 : 1,080,059,090.70 = 430,232,637 : x
  2. Step 2: Convert to fraction form
    782,641,792.92/1,080,059,090.70 = 430,232,637/x
  3. Step 3: Cross multiply
    782,641,792.92x = 1,080,059,090.70 × 430,232,637
  4. Step 4: Simplify right side
    782,641,792.92x = 464,676,670,707,683,200
  5. Step 5: Solve for x
    x = 464,676,670,707,683,200/782,641,792.92
  6. Step 6: Final answer
    x = 593,728,414.34

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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.