Home / 933,156,015.15-1,399,734,022.73-319,536,303.15

Finding the Fourth Proportional to 933,156,015.15, 1,399,734,022.73 and 319,536,303.15

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Solution

The fourth proportional to 933,156,015.15, 1,399,734,022.73 and 319,536,303.15 is: 479,304,454.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,156,015.15 : 1,399,734,022.73 = 319,536,303.15 : x
  2. Step 2: Convert to fraction form
    933,156,015.15/1,399,734,022.73 = 319,536,303.15/x
  3. Step 3: Cross multiply
    933,156,015.15x = 1,399,734,022.73 × 319,536,303.15
  4. Step 4: Simplify right side
    933,156,015.15x = 447,265,835,014,824,512
  5. Step 5: Solve for x
    x = 447,265,835,014,824,512/933,156,015.15
  6. Step 6: Final answer
    x = 479,304,454.73

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Double scale
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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.