Home / 1,631,539,707.66-2,445,566,916.06-930,522,576.78

Finding the Fourth Proportional to 1,631,539,707.66, 2,445,566,916.06 and 930,522,576.78

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Solution

The fourth proportional to 1,631,539,707.66, 2,445,566,916.06 and 930,522,576.78 is: 1,394,789,975.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,539,707.66 : 2,445,566,916.06 = 930,522,576.78 : x
  2. Step 2: Convert to fraction form
    1,631,539,707.66/2,445,566,916.06 = 930,522,576.78/x
  3. Step 3: Cross multiply
    1,631,539,707.66x = 2,445,566,916.06 × 930,522,576.78
  4. Step 4: Simplify right side
    1,631,539,707.66x = 2,275,655,228,420,069,120
  5. Step 5: Solve for x
    x = 2,275,655,228,420,069,120/1,631,539,707.66
  6. Step 6: Final answer
    x = 1,394,789,975.22

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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.