Home / 1,298,900,726.82-1,948,351,052.57-599,185,839.60

Finding the Fourth Proportional to 1,298,900,726.82, 1,948,351,052.57 and 599,185,839.60

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Solution

The fourth proportional to 1,298,900,726.82, 1,948,351,052.57 and 599,185,839.60 is: 898,778,742.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,298,900,726.82 : 1,948,351,052.57 = 599,185,839.60 : x
  2. Step 2: Convert to fraction form
    1,298,900,726.82/1,948,351,052.57 = 599,185,839.60/x
  3. Step 3: Cross multiply
    1,298,900,726.82x = 1,948,351,052.57 × 599,185,839.60
  4. Step 4: Simplify right side
    1,298,900,726.82x = 1,167,424,361,266,703,360
  5. Step 5: Solve for x
    x = 1,167,424,361,266,703,360/1,298,900,726.82
  6. Step 6: Final answer
    x = 898,778,742.03

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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.