Home / 1,819,584,124.80-2,729,376,187.20-1,792,374,345.60

Finding the Fourth Proportional to 1,819,584,124.80, 2,729,376,187.20 and 1,792,374,345.60

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Solution

The fourth proportional to 1,819,584,124.80, 2,729,376,187.20 and 1,792,374,345.60 is: 2,688,561,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,584,124.80 : 2,729,376,187.20 = 1,792,374,345.60 : x
  2. Step 2: Convert to fraction form
    1,819,584,124.80/2,729,376,187.20 = 1,792,374,345.60/x
  3. Step 3: Cross multiply
    1,819,584,124.80x = 2,729,376,187.20 × 1,792,374,345.60
  4. Step 4: Simplify right side
    1,819,584,124.80x = 4,892,063,857,428,822,016
  5. Step 5: Solve for x
    x = 4,892,063,857,428,822,016/1,819,584,124.80
  6. Step 6: Final answer
    x = 2,688,561,518.40

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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.