Home / 1,014,336,003.40-1,521,504,005.10-945,807,670.60

Finding the Fourth Proportional to 1,014,336,003.40, 1,521,504,005.10 and 945,807,670.60

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Solution

The fourth proportional to 1,014,336,003.40, 1,521,504,005.10 and 945,807,670.60 is: 1,418,711,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,336,003.40 : 1,521,504,005.10 = 945,807,670.60 : x
  2. Step 2: Convert to fraction form
    1,014,336,003.40/1,521,504,005.10 = 945,807,670.60/x
  3. Step 3: Cross multiply
    1,014,336,003.40x = 1,521,504,005.10 × 945,807,670.60
  4. Step 4: Simplify right side
    1,014,336,003.40x = 1,439,050,158,872,201,472
  5. Step 5: Solve for x
    x = 1,439,050,158,872,201,472/1,014,336,003.40
  6. Step 6: Final answer
    x = 1,418,711,505.90

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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.