Home / 1,265,515,224.48-1,898,543,888.64-392,097,252.96

Finding the Fourth Proportional to 1,265,515,224.48, 1,898,543,888.64 and 392,097,252.96

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Solution

The fourth proportional to 1,265,515,224.48, 1,898,543,888.64 and 392,097,252.96 is: 588,229,860.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,515,224.48 : 1,898,543,888.64 = 392,097,252.96 : x
  2. Step 2: Convert to fraction form
    1,265,515,224.48/1,898,543,888.64 = 392,097,252.96/x
  3. Step 3: Cross multiply
    1,265,515,224.48x = 1,898,543,888.64 × 392,097,252.96
  4. Step 4: Simplify right side
    1,265,515,224.48x = 744,413,843,359,740,160
  5. Step 5: Solve for x
    x = 744,413,843,359,740,160/1,265,515,224.48
  6. Step 6: Final answer
    x = 588,229,860.03

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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.