Home / 1,338,614,055.90-1,847,332,257.36-743,923,605.30

Finding the Fourth Proportional to 1,338,614,055.90, 1,847,332,257.36 and 743,923,605.30

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Solution

The fourth proportional to 1,338,614,055.90, 1,847,332,257.36 and 743,923,605.30 is: 1,026,639,506.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,614,055.90 : 1,847,332,257.36 = 743,923,605.30 : x
  2. Step 2: Convert to fraction form
    1,338,614,055.90/1,847,332,257.36 = 743,923,605.30/x
  3. Step 3: Cross multiply
    1,338,614,055.90x = 1,847,332,257.36 × 743,923,605.30
  4. Step 4: Simplify right side
    1,338,614,055.90x = 1,374,274,073,082,238,464
  5. Step 5: Solve for x
    x = 1,374,274,073,082,238,464/1,338,614,055.90
  6. Step 6: Final answer
    x = 1,026,639,506.01

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Double scale
Find fourth proportional to 1,338,614,056.90, 1,847,332,258.74 and 743,923,606.30
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1.5x scale

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.